Graco Inc.

SaniForce 3150 HS Double Diaphragm Pump  High Sanitation Double Diaphragm Pump

Up to a 4 inch tri-clamp connection, this sanitary pump is designed for applications that benefit from the convenience of a quick knockdown design. Maximum flow rates up to 150 gpm (568 lpm).

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The ease of disassembly of the fluid ends, large porting, and high flow capacity, makes the SaniForce 3150 HS sanitary pump perfect for your high volume application needs. Designed for applications that benefit from the convenience of quick knockdown design, but may not require leak detection.

SaniForce High Sanitation Pump, 45 degree tilt

SaniForce 3150 HS Double Diaphragm Pump

  • Pump rotates 360º for easy draining
  • Passes solids up to 1 in (25 mm) in diameter
  • Easily converted in to a 3150 sanitary flapper pump with optional kit
  • Stainless steel wetted and fluid center sections
  • Features Graco's durable, lube-free non-sticking air valve
  • Transfer product from a variety of containers to smaller receptacles - up to 20,000 cps
  • Suitable to pump products such as: fruit filling, spaghetti sauce, muffin and cake batter, oils and lotions
Overmolded PTFE Diaphragm

PTFE/EPDM Diaphragms

  • Overmolded diaphragm plate with PTFE on the fluid side and EPDM on the air side on Graco's PTFE/EPDM diaphragms so there's no place to harbor bacteria
  • Improve wear and diaphragm life with no exposed diaphragm plate on the fluid side
  • Longer diaphragm life in abrasive applications that still require PTFE
  • Available on the SaniForce 1040, 1590, 2150 and SaniForce HS 1590 and 3150


SaniForce 1590 HS and 1590 3A Diaphragm Pumps
Maximum fluid working pressure
120 psi
8 bar, 0.8 MPa
Air pressure operating range
20–120 psi
1.4–8 bar, 0.14–0.8 MPa
Maximum air consumption
125 scfm
3.5 m³/minute
Air consumption at 70 psi, 60 gpm
50 scfm
1.4 m³/minute
Maximum free-flow delivery
100 gpm
378 lpm
Maximum pump speed
200 cpm
200 cpm
Gallons/liters per cycle*
0.5 g
2.0 l
Maximum suction lift (varies widely based on ball/seat selection and wear, operating speed, material properties, and other variables)
28 ft wet, 15 ft dry
8.5 m wet, 4.6 m dry
Maximum size pumpable solids
5/8 in
15.9 mm
Air inlet size
0.5 in npt(f)
0.5 in npt(f)
Noise Data**
Maximum Noise Level at 100 psi (7 bar, 0.7 MPa), full flow
90 dB(A)
90 dB(A)
Sound power level
103 dB(A)
103 dB(A)
Noise level at 70 psi (4.8 bar, 0.48 MPa), 50 cpm
Maximum fluid operating temperature is based on the following maximum diaphragm, ball, and o-ring temperature ratings
3A Approved EPDM
Wetted Parts***
All fluid contact materials are FDA-compliant and meet the United States Code of Federal Regulations (CFR) Title 21, Section 177.
Wetted materials on all models
316 stainless steel, 3A Approved EPDM, PTFE
316 stainless steel, 3A Approved EPDM, PTFE
Wetted materials depending on model
3A Approved EPDM, PTFE, Santoprene
3A Approved EPDM, PTFE, Santoprene
CAUTION: Santoprene may be used only with non-fatty, non-oily foods or alcohols up to 15%
Non-wetted external parts
300 series stainless steel, polyester (labels), LDPE foam (gasket)
300 series stainless steel, polyester (labels), LDPE foam (gasket)
All Models
97 lb
44 kg
Santoprene® is a registered trademark of the Monsanto Co. Loctite® is a registered trademark of the Loctite Corporation. * Displacement per cycle may vary based on suction condition, discharge head, air pressure, and fluid type. ** Noise levels measured with the pump mounted to a solid surface. Sound power measured per ISO Standard 9614–1. *** The pump user must verify that the construction materials meet their specific application requirements.