{"product_id":"grundfos-cr-155-vertical-multistage-pump","title":"Grundfos CR 155 Vertical Multistage Pump","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 CENTRIFUGAL PUMP\u003c\/div\u003e\n\u003cdiv class=\"gs-title\"\u003eCR 155\u003c\/div\u003e\n\u003cdiv class=\"gs-sub\"\u003eVertical multistage centrifugal pump in cast iron and 304 stainless steel. 820 GPM rated flow at 60 Hz, 6 models from CR 155-1-1 to CR 155-3-2, 25 to 75 HP, TEFC motor, HQQE or HQQV cartridge seal, 6 in ANSI flanged ports.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-badges\"\u003e\n\u003cdiv class=\"gs-badge\"\u003e820 GPM Rated Flow\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eUp to 461 ft Shut-off Head\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003e25 to 75 HP\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eNSF\/ANSI 61\u003c\/div\u003e\n\u003cdiv class=\"gs-badge\"\u003eCast Iron \/ 304 SS\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\u003eVertical, multistage centrifugal pump with suction and discharge ports on the same level, so it drops into a straight pipe run. The pump head and base are ductile cast iron (ASTM A536 65-45-12); chambers, impellers and shaft are stainless steel AISI 304.\u003c\/p\u003e\n\u003cp\u003eThe CR 155 frame is rated at 820 GPM. The family number is Grundfos’s nominal duty in cubic metres per hour, not a GPM figure — size the pump from the performance table below, not from the model number.\u003c\/p\u003e\n\u003cp\u003e6 models are offered, from CR 155-1-1 to CR 155-3-2, covering 25 to 75 HP on NEMA C-face TEFC motors (three-phase). Models with a -1, -2 or -3 suffix use that many reduced-diameter impellers to trim head between full stage counts. Connections are 6 in ANSI flanges (150 lb or 300 lb class, by model).\u003c\/p\u003e\n\u003c\/div\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 class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eWhat Ships and What It Needs to Run\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\"\u003e\n\u003cp\u003eEach part number is a complete pump: pump end, motor, coupling, coupling guard and cartridge shaft seal, factory assembled.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e ANSI companion flanges (6 in) — order separately. Motor starter or VFD, overload protection, pressure switch or sensor, isolation valves, check valve and foundation bolts are also not included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo run it needs:\u003c\/strong\u003e a three-phase supply matching the motor voltage shown in the selected option, a correctly sized starter with overload protection, flooded suction or adequate NPSH, and a level, rigid foundation. These are fixed-speed pumps; for integrated variable-speed control see the CRE range.\u003c\/p\u003e\n\u003c\/div\u003e\n\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\u003eRated flow at 60 Hz\u003c\/td\u003e\n\u003ctd\u003e820 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShut-off head range\u003c\/td\u003e\n\u003ctd\u003e147 to 461 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor power range\u003c\/td\u003e\n\u003ctd\u003e25 to 75 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotors\u003c\/td\u003e\n\u003ctd\u003eNEMA C-face, TEFC, 2-pole, service factor 1.25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNEMA frames\u003c\/td\u003e\n\u003ctd\u003e284TSC, 324TSC, 326TSC, 364TSC, 365TSC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e60 Hz, 2-pole (about 3,500 rpm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuction and discharge port\u003c\/td\u003e\n\u003ctd\u003e6 in, in-line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003e6 in ANSI flanges (150 lb or 300 lb class, by model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum operating pressure\u003c\/td\u003e\n\u003ctd\u003e232 psi depending on model and connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid temperature range\u003c\/td\u003e\n\u003ctd\u003e−4 °F to 248 °F with HQQE; −4 °F to 194 °F with HQQV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum ambient temperature\u003c\/td\u003e\n\u003ctd\u003e104 °F\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\u003eApprovals\u003c\/td\u003e\n\u003ctd\u003eNSF\/ANSI 61 (HQQE seal versions), NSF\/ANSI 372\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurve tolerance\u003c\/td\u003e\n\u003ctd\u003eISO 9906:2012 grade 3B\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\"\u003ePerformance — Will It Do What You Need\u003c\/div\u003e\n\u003cp style=\"font-size:13.5px;margin-bottom:10px\"\u003eFind the \u003cstrong\u003ehead you need in feet\u003c\/strong\u003e at your flow and pick the first model that meets it. Points are read from the Grundfos 60 Hz curve for each model at 20%, 50% and 75% of its maximum flow; shut-off is the head at zero flow, not a working point.\u003c\/p\u003e\n\u003cdetails open\u003e\u003csummary style=\"cursor:pointer;font-weight:600;margin-bottom:8px\"\u003ePerformance table — all 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\u003eHP\u003c\/th\u003e\n\u003cth\u003e20% flow\u003c\/th\u003e\n\u003cth\u003e50% flow\u003c\/th\u003e\n\u003cth\u003e75% flow\u003c\/th\u003e\n\u003cth\u003eShut-off head\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCR 155-1-1\u003c\/td\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003e213 gpm · 148 ft\u003c\/td\u003e\n\u003ctd\u003e532 gpm · 129 ft\u003c\/td\u003e\n\u003ctd\u003e797 gpm · 93 ft\u003c\/td\u003e\n\u003ctd\u003e147 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCR 155-1\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e214 gpm · 177 ft\u003c\/td\u003e\n\u003ctd\u003e536 gpm · 162 ft\u003c\/td\u003e\n\u003ctd\u003e803 gpm · 130 ft\u003c\/td\u003e\n\u003ctd\u003e178 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCR 155-2-2\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e214 gpm · 287 ft\u003c\/td\u003e\n\u003ctd\u003e534 gpm · 259 ft\u003c\/td\u003e\n\u003ctd\u003e802 gpm · 186 ft\u003c\/td\u003e\n\u003ctd\u003e288 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCR 155-2-1\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e214 gpm · 313 ft\u003c\/td\u003e\n\u003ctd\u003e536 gpm · 291 ft\u003c\/td\u003e\n\u003ctd\u003e804 gpm · 224 ft\u003c\/td\u003e\n\u003ctd\u003e322 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCR 155-2\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e214 gpm · 344 ft\u003c\/td\u003e\n\u003ctd\u003e536 gpm · 323 ft\u003c\/td\u003e\n\u003ctd\u003e803 gpm · 264 ft\u003c\/td\u003e\n\u003ctd\u003e358 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCR 155-3-2\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e214 gpm · 450 ft\u003c\/td\u003e\n\u003ctd\u003e534 gpm · 418 ft\u003c\/td\u003e\n\u003ctd\u003e802 gpm · 314 ft\u003c\/td\u003e\n\u003ctd\u003e461 ft\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\"\u003eRead from Grundfos published 60 Hz curves (water at 68 °F); actual head varies slightly with motor speed. For a duty between two models, email us and we will size it against the full curve.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-sec\"\u003e\n\u003cdiv class=\"gs-h\"\u003eMaterials\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\u003ePump head and base\u003c\/td\u003e\n\u003ctd\u003eDuctile cast iron, ASTM A536 65-45-12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChambers and impellers\u003c\/td\u003e\n\u003ctd\u003eStainless steel AISI 304\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft\u003c\/td\u003e\n\u003ctd\u003eStainless steel AISI 304\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft seal faces\u003c\/td\u003e\n\u003ctd\u003eSilicon carbide \/ silicon carbide\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\u003ctr\u003e\n\u003ctd\u003eBearing\u003c\/td\u003e\n\u003ctd\u003eSilicon carbide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"gs-lead\" style=\"margin-top:10px\"\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHQQE — EPDM\u003c\/strong\u003e. Silicon-carbide faces with EPDM rubber, −4 °F to 248 °F. The standard water seal: potable water, hot water and glycol. Not for mineral oils.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHQQV — FKM (Viton)\u003c\/strong\u003e. Silicon-carbide faces with FKM rubber, −4 °F to 194 °F. For mineral oils, fuels and liquids that attack EPDM.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gs-note\"\u003e\n\u003cb\u003eBefore You Buy\u003c\/b\u003eConfirm the duty point against the performance table, and confirm horsepower, voltage and motor enclosure against your site. Check that liquid temperature and system pressure sit inside the limits for the seal and connection selected, and order 6 in ANSI companion flanges separately.\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 (NEMA, 2026)\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/CR_Product_Guide-USA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eCR, CRI, CRN Product Guide (USA)\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\u003c!-- \/TABS --\u003e","brand":"Grundfos","offers":[{"title":"25 HP - 208-230\/460V 3Ph TEFC \/ CR 155-1-1 \/ ANSI Flanged - HQQE","offer_id":50672978100399,"sku":"99918567","price":19711.58,"currency_code":"USD","in_stock":true},{"title":"40 HP - 208-230\/460V 3Ph TEFC \/ CR 155-1 \/ ANSI Flanged - HQQE","offer_id":50672978133167,"sku":"99918568","price":24952.98,"currency_code":"USD","in_stock":true},{"title":"50 HP - 208-230\/460V 3Ph TEFC \/ CR 155-2-2 \/ ANSI Flanged - HQQE","offer_id":50672978165935,"sku":"99918569","price":30935.44,"currency_code":"USD","in_stock":true},{"title":"60 HP - 230\/460V 3Ph TEFC \/ CR 155-2-1 \/ ANSI Flanged - HQQE","offer_id":50672978198703,"sku":"99918570","price":34713.68,"currency_code":"USD","in_stock":true},{"title":"75 HP - 230\/460V 3Ph TEFC \/ CR 155-2 \/ ANSI Flanged - HQQE","offer_id":50672978231471,"sku":"99918571","price":41386.67,"currency_code":"USD","in_stock":true},{"title":"75 HP - 230\/460V 3Ph TEFC \/ CR 155-3-2 \/ ANSI Flanged - HQQE","offer_id":50672978264239,"sku":"99918572","price":44830.18,"currency_code":"USD","in_stock":true},{"title":"25 HP - 208-230\/460V 3Ph TEFC \/ CR 155-1-1 \/ ANSI Flanged - HQQV","offer_id":50672978297007,"sku":"99918573","price":19835.09,"currency_code":"USD","in_stock":true},{"title":"40 HP - 208-230\/460V 3Ph TEFC \/ CR 155-1 \/ ANSI Flanged - HQQV","offer_id":50672978329775,"sku":"99918574","price":25075.79,"currency_code":"USD","in_stock":true},{"title":"50 HP - 208-230\/460V 3Ph TEFC \/ CR 155-2-2 \/ ANSI Flanged - HQQV","offer_id":50672978362543,"sku":"99918575","price":31058.95,"currency_code":"USD","in_stock":true},{"title":"60 HP - 230\/460V 3Ph TEFC \/ CR 155-2-1 \/ ANSI Flanged - HQQV","offer_id":50672978395311,"sku":"99918576","price":34837.19,"currency_code":"USD","in_stock":true},{"title":"75 HP - 230\/460V 3Ph TEFC \/ CR 155-2 \/ ANSI Flanged - HQQV","offer_id":50672978428079,"sku":"99918577","price":41508.77,"currency_code":"USD","in_stock":true},{"title":"75 HP - 230\/460V 3Ph TEFC \/ CR 155-3-2 \/ ANSI Flanged - HQQV","offer_id":50672978460847,"sku":"99918578","price":44954.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0264\/1913\/4527\/files\/Grundfos_CR_155_Vertical_Multistage_Pump_a4afd4b6-d99f-4bcb-ab5b-d36039cbd505.png?v=1792083041","url":"https:\/\/watermainsupply.com\/products\/grundfos-cr-155-vertical-multistage-pump","provider":"Watermainsupply","version":"1.0","type":"link"}