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Cat Pumps 3CP1221 Direct Drive Plunger Pump - 316 Stainless Steel - 4.2 GPM - 2200 PSI
Cat Pump's 3CP1221 Direct Drive Plunger Pump provides expanded flow and pressure options for larger reverse osmosis systems. Up to 4.2 GPM, up to 2200 PSI, max RPM 1750, pedestal mount. 1/2" x 3/8" port size NPT. 316 Stainless Steel. More information and specs below.
Reference: 3CP1221
$2,319.99
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Cat Pumps 3CP1221 Direct Drive Plunger Pump - 316 Stainless Steel - 4.2 GPM - 1750 PSI
This is a triplex [three plunger rods] positive displacement, reciprocating, plunger pump, constructed of forged 316 stainless steel manifolds, 304 SS valve assemblies, solid ceramic plungers and standard NBR [Buna-N] seals and o-rings. The 1725 RPM permits multiple drive options including direct drive, flexible coupling, clutch or belt drive.
Cat Pumps 3CP1221 Pump Specifications
This is a triplex [three plunger rods] positive displacement, reciprocating, plunger pump, constructed of forged 316 stainless steel manifolds, 304 SS valve assemblies, solid ceramic plungers and standard NBR [Buna-N] seals and o-rings. The 1725 RPM permits multiple drive options including direct drive, flexible coupling, clutch or belt drive.
- FPM – .0110
- EPDM – .0220
- IPFE– .0770
- High Temp, 190°F – .3000
- High Temp, 200°F – .3400 (Intermittent Run-Dry)
Cat Pumps 3CP1221 Pump Specifications
| U.S. Measure | Metric Measure | |
| Flow | 4.2 gpm | 16 lpm |
| Pressure Range | 100 to 2200 psi | 7 to 152 bar |
| Pump RPM* | 1725 rpm | 1725 rpm |
| Stroke | 0.500" | 12.7 mm |
| Bore | 0.709" | 18 mm |
| Inlet Pressure Range | Flooded to 70 psi | Flooded to 4.8 bar |
| Standard Liquid Temperature | 160° F | 71° C |
| Crankcase Capacity | 12 oz. | .35 L |
| Inlet Ports (2) | 1/2" NPT(F) | 1/2" NPT(F) |
| Discharge Ports (2) | 3/8" NPT(F) | 3/8" NPT(F) |
| Shaft Diameter | 0.650" | 16.5 mm |
| Pulley Mounting | Either Side | Either Side |
| Weight | 14.84 lbs. | 6.7 kg |
| Dimensions | 9.1 x 8.78 x 5.47" | 231 x 223 x 139 mm |
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