{"product_id":"grundfos-crn-155-pump-end","title":"Grundfos CRN 155 Vertical Multistage Pump End, Motor Not Included","description":"\u003c!-- TABS --\u003e\u003ch5\u003eDescription\u003c\/h5\u003e\u003cdiv class=\"gs\"\u003e\n\u003cdiv class=\"gs-head\"\u003e\n\u003cdiv class=\"gs-eyebrow\"\u003eGRUNDFOS · VERTICAL MULTISTAGE PUMP END\u003c\/div\u003e\n\u003cdiv class=\"gs-title\"\u003eCRN 155 Pump End\u003c\/div\u003e\n\u003cdiv class=\"gs-sub\"\u003eVertical multistage pump end in 316 stainless steel, motor not included. 19 models from CRN 155-1-1 to CRN 155-8-3 for 25 to 250 HP NEMA motors (284TC to 449TSD frames), 6 in ANSI flanged or 6 in Victaulic-type ports, HQQE or HQQV cartridge shaft seal.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-badges\"\u003e\n\u003cdiv class=\"gs-badge\" style=\"background:#B3122A;color:#FFFFFF;border-color:#B3122A\"\u003e149-1,314 ft (64-568 PSI) Max Head · 1,065 GPM Max\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eFits 25-250 HP NEMA Motors, Frame 284TC to 449TSD\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e6 in ANSI or 6 in Victaulic Ports\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eIn-Line Suction and Discharge\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e232-580 PSI Max Operating Pressure\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e322-635 lb Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eOverview\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\n\u003cp\u003eThe CRN 155 pump end is the hydraulic part of a Grundfos CRN 155 vertical multistage pump, supplied without a motor: order it to rebuild an existing CRN 155, to change the number of stages for a new duty, or to build a pump on a motor you already have. Every part in contact with the liquid is stainless steel (EN 1.4401, AISI 316). Suction and discharge sit on the same level, so it drops into a straight pipe run. The CRN 155 is rated at 820 GPM (Grundfos rated flow); size it from the performance table below rather than from the model number.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e19 models, CRN 155-1-1 to CRN 155-8-3, each built for a NEMA C-face motor of 25 to 250 HP (motor table below)\u003c\/li\u003e\n\u003cli\u003e6 in ANSI flanges, 150 lb (CRN 155-1-1 to CRN 155-3-2) or 300 lb (CRN 155-3-1 to CRN 155-8-3), with a cast iron flange and base plate that do not touch the liquid (CRN 155-1-1 to CRN 155-8-3); or 6 in Victaulic-type grooved ends, with a cast iron base plate that does not touch the liquid (CRN 155-1-1 to CRN 155-8-3)\u003c\/li\u003e\n\u003cli\u003eHQQE (EPDM) or HQQV (FKM) cartridge shaft seal with silicon-carbide faces\u003c\/li\u003e\n\u003cli\u003eMaximum operating pressure: 232-580 PSI by model\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #C7CBD1;border-top:3px solid #B3122A;padding:12px 16px 12px;margin:16px 0 4px;font-size:13.5px;line-height:1.55;color:#4A4A4F\"\u003e\n\u003cdiv style=\"font-family:Arial Black,Arial,sans-serif;font-size:11px;letter-spacing:1.2px;text-transform:uppercase;color:#B3122A;margin-bottom:8px\"\u003eWhat Ships and What It Needs to Run\u003c\/div\u003e\n\u003cp style=\"margin:0 0 6px\"\u003e\u003cstrong style=\"color:#B3122A\"\u003eIncluded:\u003c\/strong\u003e the CRN 155 pump end and the motor coupling (Grundfos price list).\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px\"\u003e\u003cstrong style=\"color:#B3122A\"\u003eMotor required, ordered separately.\u003c\/strong\u003e A NEMA C-face motor at the horsepower and frame shown for your model in the motor table under Models \u0026amp; Performance (25 to 250 HP), with the starter or drive that motor needs. Grundfos specifies a smooth-shaft motor, or a keyed shaft with a half key, for balanced running (price list). Models on 200 HP and 250 HP motors (CRN 155-5 to CRN 155-8-3) must be started through a soft starter or a variable speed drive; on 100 HP and larger motors the pump carries its own thrust-handling device, so 100 to 200 HP motors must not have angular-contact drive-end bearings (Grundfos price list).\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px\"\u003e\u003cstrong style=\"color:#B3122A\"\u003eANSI companion flanges or Victaulic couplings required, ordered separately.\u003c\/strong\u003e Grundfos supplies the companion connections as a separate 6 in set (Grundfos price list).\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong style=\"color:#B3122A\"\u003eSuction and discharge piping, valves and controls:\u003c\/strong\u003e sized to your system and ordered separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E1E3E6;border-left:3px solid #B8BDC4;padding:8px 14px;font-size:11.5px;color:#4A4A4F;margin-top:14px;line-height:1.5\"\u003eGenuine Grundfos equipment, factory-new in original packaging — sold and supported by Watermain Supply, an independent industrial supplier.\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #C7CBD1;border-left:3px solid #B3122A;padding:10px 14px;margin:14px 0 4px;font-size:13.5px;line-height:1.55;color:#4A4A4F\"\u003e\n\u003cstrong style=\"color:#B3122A\"\u003eWarranty:\u003c\/strong\u003e 24 months from date of installation, but not more than 30 months from date of manufacture (Grundfos limited warranty). Grundfos repairs or replaces its own product; costs of removal, installation and transportation are not covered, and products sold but not manufactured by Grundfos carry their own manufacturer’s warranty.\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eSpecifications\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003ePump end only: hydraulic assembly and motor coupling, motor not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated flow at 60 Hz\u003c\/td\u003e\n\u003ctd\u003e820 GPM (Grundfos rated flow)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor required\u003c\/td\u003e\n\u003ctd\u003eNEMA C-face, 25 to 250 HP; frames 284TC, 324TSCZ, 326TSCZ, 364TSCZ, 365TSCZ, 405TSD, 444TSD, 445TSD, 447TSD, 449TSD (by model, see motor table)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuction and discharge ports\u003c\/td\u003e\n\u003ctd\u003eIn-line; 6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003e6 in ANSI flanges, 150 lb (CRN 155-1-1 to CRN 155-3-2) or 300 lb (CRN 155-3-1 to CRN 155-8-3), with a cast iron flange and base plate that do not touch the liquid; 6 in Victaulic-type grooved ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum operating pressure\u003c\/td\u003e\n\u003ctd\u003e232-580 PSI by model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid temperature\u003c\/td\u003e\n\u003ctd\u003eUp to 248 °F with HQQE; up to 194 °F with HQQV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft seal\u003c\/td\u003e\n\u003ctd\u003eHQQE (EPDM) or HQQV (FKM) cartridge seal, SiC\/SiC faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump orientation\u003c\/td\u003e\n\u003ctd\u003eVertical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApp\u003c\/td\u003e\n\u003ctd\u003eNone: a mechanical pump end with no electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eModels \u0026amp; Performance — Will It Do What You Need?\u003c\/div\u003e\n\u003cp style=\"font-size:13.5px;margin-bottom:10px\"\u003eFind the pressure you need at your flow and pick the first model that reaches it. Pressure at flow in PSI, one row per model.\u003c\/p\u003e\n\u003cdetails open style=\"margin:0 0 10px\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;margin-bottom:8px\"\u003eCRN 155-1-1 to CRN 155-4 · 11 models\u003c\/summary\u003e\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003e0 GPM (Shut-off)\u003c\/th\u003e\n\u003cth\u003e213 GPM\u003c\/th\u003e\n\u003cth\u003e533 GPM\u003c\/th\u003e\n\u003cth\u003e799 GPM\u003c\/th\u003e\n\u003cth\u003e1,065 GPM\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-1-1\u003c\/td\u003e\n\u003ctd\u003e64\u003c\/td\u003e\n\u003ctd\u003e63\u003c\/td\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-1\u003c\/td\u003e\n\u003ctd\u003e78\u003c\/td\u003e\n\u003ctd\u003e74\u003c\/td\u003e\n\u003ctd\u003e69\u003c\/td\u003e\n\u003ctd\u003e56\u003c\/td\u003e\n\u003ctd\u003e34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-2-2\u003c\/td\u003e\n\u003ctd\u003e124\u003c\/td\u003e\n\u003ctd\u003e123\u003c\/td\u003e\n\u003ctd\u003e111\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-2-1\u003c\/td\u003e\n\u003ctd\u003e138\u003c\/td\u003e\n\u003ctd\u003e134\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e97\u003c\/td\u003e\n\u003ctd\u003e47\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-2\u003c\/td\u003e\n\u003ctd\u003e154\u003c\/td\u003e\n\u003ctd\u003e148\u003c\/td\u003e\n\u003ctd\u003e139\u003c\/td\u003e\n\u003ctd\u003e114\u003c\/td\u003e\n\u003ctd\u003e68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-3-2\u003c\/td\u003e\n\u003ctd\u003e199\u003c\/td\u003e\n\u003ctd\u003e194\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003ctd\u003e136\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-3-1\u003c\/td\u003e\n\u003ctd\u003e216\u003c\/td\u003e\n\u003ctd\u003e209\u003c\/td\u003e\n\u003ctd\u003e197\u003c\/td\u003e\n\u003ctd\u003e156\u003c\/td\u003e\n\u003ctd\u003e83\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-3\u003c\/td\u003e\n\u003ctd\u003e231\u003c\/td\u003e\n\u003ctd\u003e222\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003ctd\u003e173\u003c\/td\u003e\n\u003ctd\u003e103\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-4-2\u003c\/td\u003e\n\u003ctd\u003e277\u003c\/td\u003e\n\u003ctd\u003e269\u003c\/td\u003e\n\u003ctd\u003e253\u003c\/td\u003e\n\u003ctd\u003e197\u003c\/td\u003e\n\u003ctd\u003e97\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-4-1\u003c\/td\u003e\n\u003ctd\u003e292\u003c\/td\u003e\n\u003ctd\u003e283\u003c\/td\u003e\n\u003ctd\u003e267\u003c\/td\u003e\n\u003ctd\u003e214\u003c\/td\u003e\n\u003ctd\u003e117\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-4\u003c\/td\u003e\n\u003ctd\u003e307\u003c\/td\u003e\n\u003ctd\u003e296\u003c\/td\u003e\n\u003ctd\u003e281\u003c\/td\u003e\n\u003ctd\u003e231\u003c\/td\u003e\n\u003ctd\u003e137\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"margin:0 0 10px\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;margin-bottom:8px\"\u003eCRN 155-5-2 to CRN 155-8-3 · 8 models\u003c\/summary\u003e\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003e0 GPM (Shut-off)\u003c\/th\u003e\n\u003cth\u003e213 GPM\u003c\/th\u003e\n\u003cth\u003e533 GPM\u003c\/th\u003e\n\u003cth\u003e799 GPM\u003c\/th\u003e\n\u003cth\u003e1,065 GPM\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-5-2\u003c\/td\u003e\n\u003ctd\u003e354\u003c\/td\u003e\n\u003ctd\u003e344\u003c\/td\u003e\n\u003ctd\u003e325\u003c\/td\u003e\n\u003ctd\u003e257\u003c\/td\u003e\n\u003ctd\u003e133\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-5-1\u003c\/td\u003e\n\u003ctd\u003e369\u003c\/td\u003e\n\u003ctd\u003e357\u003c\/td\u003e\n\u003ctd\u003e339\u003c\/td\u003e\n\u003ctd\u003e274\u003c\/td\u003e\n\u003ctd\u003e153\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-5\u003c\/td\u003e\n\u003ctd\u003e385\u003c\/td\u003e\n\u003ctd\u003e372\u003c\/td\u003e\n\u003ctd\u003e354\u003c\/td\u003e\n\u003ctd\u003e293\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-6-2\u003c\/td\u003e\n\u003ctd\u003e431\u003c\/td\u003e\n\u003ctd\u003e418\u003c\/td\u003e\n\u003ctd\u003e397\u003c\/td\u003e\n\u003ctd\u003e316\u003c\/td\u003e\n\u003ctd\u003e168\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-6\u003c\/td\u003e\n\u003ctd\u003e461\u003c\/td\u003e\n\u003ctd\u003e445\u003c\/td\u003e\n\u003ctd\u003e424\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e209\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-7-2\u003c\/td\u003e\n\u003ctd\u003e507\u003c\/td\u003e\n\u003ctd\u003e492\u003c\/td\u003e\n\u003ctd\u003e467\u003c\/td\u003e\n\u003ctd\u003e373\u003c\/td\u003e\n\u003ctd\u003e202\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-7\u003c\/td\u003e\n\u003ctd\u003e538\u003c\/td\u003e\n\u003ctd\u003e520\u003c\/td\u003e\n\u003ctd\u003e496\u003c\/td\u003e\n\u003ctd\u003e409\u003c\/td\u003e\n\u003ctd\u003e245\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-8-3\u003c\/td\u003e\n\u003ctd\u003e568\u003c\/td\u003e\n\u003ctd\u003e553\u003c\/td\u003e\n\u003ctd\u003e525\u003c\/td\u003e\n\u003ctd\u003e415\u003c\/td\u003e\n\u003ctd\u003e217\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cp style=\"font-size:12.5px;color:#9B9EA3;margin-top:8px;line-height:1.55\"\u003ePressure the pump end develops at each flow, in PSI, rounded down (feet = PSI × 2.31), with the motor shown in the motor table. Shut-off is Grundfos’s published maximum head for each model. Flow columns are digitized from the published 60 Hz curve in the CR, CRN 95-255 Data Booklet (60 Hz, 2026), p. 35 (water at 68 °F), and rounded down, at about 20%, 50% and 75% of 1,065 GPM, the last regular flow every curve in this listing reaches; the curves end at 1,065.9 GPM. Full curves are in the product images.\u003c\/p\u003e\n\u003cp style=\"font-size:13.5px;margin:14px 0 8px\"\u003e\u003cstrong\u003eMotor each model needs\u003c\/strong\u003e (Grundfos price list and catalog; the motor is ordered separately):\u003c\/p\u003e\n\u003cdetails style=\"margin:0 0 10px\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;margin-bottom:8px\"\u003eCRN 155-1-1 to CRN 155-8-3 · 19 models · 25 to 250 HP\u003c\/summary\u003e\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eMotor HP\u003c\/th\u003e\n\u003cth\u003eNEMA frame\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-1-1\u003c\/td\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003e284TC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-1\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e324TSCZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-2-2\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e326TSCZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-2-1\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e364TSCZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-2\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e365TSCZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-3-2\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e365TSCZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-3-1\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e405TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-3\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e405TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-4-2\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e444TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-4-1\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e444TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-4\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e444TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-5-2\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e445TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-5-1\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e445TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-5\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e447TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-6-2\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e447TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-6\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e447TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-7-2\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e447TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-7\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e449TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCRN 155-8-3\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e449TSD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 4px\"\u003e\n\u003ca href=\"\/pages\/well-irrigation-pump-sizing-calculator\" style=\"flex:1 1 200px;text-align:center;display:block;background:#B3122A;color:#ffffff;font-family:Arial Black,Arial,sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:1.2px;padding:11px 18px;text-decoration:none\"\u003eWell \u0026amp; Irrigation Calculator\u003c\/a\u003e\u003ca href=\"\/pages\/pressure-tank-sizing-calculator\" style=\"flex:1 1 200px;text-align:center;display:block;background:#B3122A;color:#ffffff;font-family:Arial Black,Arial,sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:1.2px;padding:11px 18px;text-decoration:none\"\u003eTank Calculator\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eBefore You Buy — The Limits That Decide the Fit\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCheck\u003c\/th\u003e\n\u003cth\u003eWhat decides the fit\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eOrder a NEMA C-face motor at the HP and frame Grundfos lists for your model in the motor table under Models \u0026amp; Performance. Use a smooth-shaft motor or a keyed shaft with a half key (Grundfos price list). Models on 200 HP and 250 HP motors (CRN 155-5 to CRN 155-8-3) must be started through a soft starter or a variable speed drive; on 100 HP and larger motors the pump carries its own thrust-handling device, so 100 to 200 HP motors must not have angular-contact drive-end bearings (Grundfos price list).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDuty point\u003c\/td\u003e\n\u003ctd\u003eThe model’s pressure at your flow must cover the system’s total head; the shut-off column is Grundfos’s published maximum head, the most the model can make.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking pressure\u003c\/td\u003e\n\u003ctd\u003eInlet pressure plus the pressure the pump adds must stay within the maximum operating pressure: 232-580 PSI by model.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid temperature\u003c\/td\u003e\n\u003ctd\u003eUp to 248 °F with HQQE; up to 194 °F with HQQV.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003eANSI companion flanges or Victaulic couplings (6 in) ordered separately. Match the connection to the existing pipework.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft seal\u003c\/td\u003e\n\u003ctd\u003eHQQE has EPDM rubber parts and HQQV has FKM; choose the rubber that suits the pumped liquid.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eApplications\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\u003cp\u003eHVAC heating and air conditioning, district heating and cooling, plumbing pressure boosting, industrial water supply and transfer, process liquids, wash and clean, water treatment, irrigation and ground water transfer (Grundfos CR range applications).\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eMaterials of Construction\u003c\/div\u003e\n\u003cdiv class=\"table-wrapper\"\u003e\u003ctable class=\"gs-tbl\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll wetted parts\u003c\/td\u003e\n\u003ctd\u003eStainless steel EN 1.4401 (AISI 316)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase plate; flange (ANSI versions)\u003c\/td\u003e\n\u003ctd\u003eCast iron, not in contact with the pumped liquid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft seal faces\u003c\/td\u003e\n\u003ctd\u003eSilicon carbide \/ silicon carbide (HQQ cartridge seal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeal and gasket rubber\u003c\/td\u003e\n\u003ctd\u003eEPDM (HQQE) or FKM (HQQV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-contact\"\u003eFor engineering-led sizing and selection support or a factory submittal, email \u003ca href=\"mailto:sales@watermainsupply.com\"\u003esales@watermainsupply.com\u003c\/a\u003e or call \u003ca href=\"tel:18885104036\"\u003e1-888.510.4036\u003c\/a\u003e.\u003cbr\u003e© Watermain Supply — A division of E4 Industrial LLC\u003c\/div\u003e\n\u003c\/div\u003e\u003ch5\u003eData Sheet\u003c\/h5\u003e\u003cdiv class=\"gs\"\u003e\u003cdiv class=\"gs-dl\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/99407996_06.2026_CR_CRN_95-255_DB_US_online.pdf?v=1792082753\" target=\"_blank\" rel=\"noopener\"\u003eCR, CRN 95-255 Data Booklet (60 Hz, 2026)\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/98419736_02.2023_CR_CRI_CRN_CRT_IO_US.pdf?v=1792001195\" target=\"_blank\" rel=\"noopener\"\u003eCR, CRI, CRN, CRT Installation and Operating Instructions\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003ch5\u003eVideos\u003c\/h5\u003e\u003cdiv class=\"gs\"\u003e\u003cdiv class=\"gs-sec\" style=\"margin-top:6px\"\u003e\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;max-width:1000px\"\u003e\n\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/Ey-nMDzg1Do\" title=\"The New Generation of CR Pumps - Hydraulic Efficiency\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/EPIUakoAlGE\" title=\"How to dismantle and assemble Grundfos CR, CRN 95-255\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden\"\u003e\u003ciframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/y43P-nLePkw\" title=\"How to replace cartridge shaft seal on Grundfos CR 95 to CR 255 pumps\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c!-- \/TABS --\u003e","brand":"Grundfos","offers":[{"title":"25 HP - 284TC \/ HQQE - EPDM \/ ANSI - CRN 155-1-1 - 64 PSI Max, 1065 GPM Max","offer_id":50804712505519,"sku":"99400347","price":21157.19,"currency_code":"USD","in_stock":true},{"title":"25 HP - 284TC \/ HQQE - EPDM \/ Victaulic - CRN 155-1-1 - 64 PSI Max, 1065 GPM Max","offer_id":50804712538287,"sku":"99400381","price":22378.95,"currency_code":"USD","in_stock":true},{"title":"25 HP - 284TC \/ HQQV - FKM \/ ANSI - CRN 155-1-1 - 64 PSI Max, 1065 GPM Max","offer_id":50804712571055,"sku":"99400364","price":21280.7,"currency_code":"USD","in_stock":true},{"title":"25 HP - 284TC \/ HQQV - FKM \/ Victaulic - CRN 155-1-1 - 64 PSI Max, 1065 GPM Max","offer_id":50804712603823,"sku":"99400397","price":22501.75,"currency_code":"USD","in_stock":true},{"title":"40 HP - 324TSCZ \/ HQQE - EPDM \/ ANSI - CRN 155-1 - 78 PSI Max, 1065 GPM Max","offer_id":50804712636591,"sku":"99400348","price":22697.54,"currency_code":"USD","in_stock":true},{"title":"40 HP - 324TSCZ \/ HQQE - EPDM \/ Victaulic - CRN 155-1 - 78 PSI Max, 1065 GPM Max","offer_id":50804712669359,"sku":"99400382","price":23919.3,"currency_code":"USD","in_stock":true},{"title":"40 HP - 324TSCZ \/ HQQV - FKM \/ ANSI - CRN 155-1 - 78 PSI Max, 1065 GPM Max","offer_id":50804712702127,"sku":"99400365","price":22821.05,"currency_code":"USD","in_stock":true},{"title":"40 HP - 324TSCZ \/ HQQV - FKM \/ Victaulic - CRN 155-1 - 78 PSI Max, 1065 GPM Max","offer_id":50804712734895,"sku":"99400398","price":24042.11,"currency_code":"USD","in_stock":true},{"title":"50 HP - 326TSCZ \/ HQQE - EPDM \/ ANSI - CRN 155-2-2 - 124 PSI Max, 1065 GPM Max","offer_id":50804712767663,"sku":"99400349","price":26220.35,"currency_code":"USD","in_stock":true},{"title":"50 HP - 326TSCZ \/ HQQE - EPDM \/ Victaulic - CRN 155-2-2 - 124 PSI Max, 1065 GPM Max","offer_id":50804712800431,"sku":"99400383","price":27439.3,"currency_code":"USD","in_stock":true},{"title":"50 HP - 326TSCZ \/ HQQV - FKM \/ ANSI - CRN 155-2-2 - 124 PSI Max, 1065 GPM Max","offer_id":50804712833199,"sku":"99400366","price":26343.16,"currency_code":"USD","in_stock":true},{"title":"50 HP - 326TSCZ \/ HQQV - FKM \/ Victaulic - CRN 155-2-2 - 124 PSI Max, 1065 GPM Max","offer_id":50804712865967,"sku":"99400399","price":27564.21,"currency_code":"USD","in_stock":true},{"title":"60 HP - 364TSCZ \/ HQQE - EPDM \/ ANSI - CRN 155-2-1 - 138 PSI Max, 1065 GPM Max","offer_id":50804712898735,"sku":"99400350","price":27209.82,"currency_code":"USD","in_stock":true},{"title":"60 HP - 364TSCZ \/ HQQE - EPDM \/ Victaulic - CRN 155-2-1 - 138 PSI Max, 1065 GPM Max","offer_id":50804712931503,"sku":"99400384","price":28430.88,"currency_code":"USD","in_stock":true},{"title":"60 HP - 364TSCZ \/ HQQV - FKM \/ ANSI - CRN 155-2-1 - 138 PSI Max, 1065 GPM Max","offer_id":50804712964271,"sku":"99400367","price":27334.74,"currency_code":"USD","in_stock":true},{"title":"60 HP - 364TSCZ \/ HQQV - FKM \/ Victaulic - CRN 155-2-1 - 138 PSI Max, 1065 GPM Max","offer_id":50804712997039,"sku":"99400400","price":28553.68,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQE - EPDM \/ ANSI - CRN 155-2 - 154 PSI Max, 1065 GPM Max","offer_id":50804713029807,"sku":"99400351","price":29904.56,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQE - EPDM \/ ANSI - CRN 155-3-2 - 199 PSI Max, 1065 GPM Max","offer_id":50804713062575,"sku":"99400352","price":34976.14,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQE - EPDM \/ Victaulic - CRN 155-2 - 154 PSI Max, 1065 GPM Max","offer_id":50804713095343,"sku":"99400385","price":31125.61,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQE - EPDM \/ Victaulic - CRN 155-3-2 - 199 PSI Max, 1065 GPM Max","offer_id":50804713128111,"sku":"99400386","price":36197.19,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQV - FKM \/ ANSI - CRN 155-2 - 154 PSI Max, 1065 GPM Max","offer_id":50804713160879,"sku":"99400368","price":30028.77,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQV - FKM \/ ANSI - CRN 155-3-2 - 199 PSI Max, 1065 GPM Max","offer_id":50804713193647,"sku":"99400369","price":35099.65,"currency_code":"USD","in_stock":true},{"title":"75 HP - 365TSCZ \/ HQQV - FKM \/ Victaulic - CRN 155-2 - 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