Industrial Diaphragm Pumps
Blue-White’s CHEM-FEED® Diaphragm Pumps reliably feed chemicals in high-pressure industrial applications with minimal downtime.
Explore industrial diaphragm pumps in single and multi-diaphragm configurations.
Explore Industrial Diaphragm Pumps
CD1
CHEM-FEED® Multi-Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| .004 - 7.70 | .015 - 29.2 |
| PSI | Bar |
| 150 | 10.3 |
CD3
CHEM-FEED® Multi-Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| .05 - 52.6 | .19 - 199 |
| PSI | Bar |
| 145 | 10 |
C2
CHEM-FEED® Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| .02 - 16.5 | .09 - 62.5 |
| PSI | Bar |
| 175 | 12 |
C3
CHEM-FEED® Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| .3 - 40 | .1 - 154 |
| PSI | Bar |
| 150 | 10.3 |
C-600
CHEM-FEED® Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| 1 - 21.5 | 4 - 81.4 |
| PSI | Bar |
| 125 | 8.6 |
C-600HV
CHEM-FEED® Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| 1.74 - 47.1 | 6.6 - 178.3 |
| PSI | Bar |
| 20 | 1.4 |
C-1500N
CHEM-FEED® Diaphragm Metering Pump
| GPH | LPH |
|---|---|
| .2 - 9.5 | .5 - 36 |
| PSI | Bar |
| 125 | 8.6 |
How do Diaphragm Pumps Work?
Diaphragm pumps work by flexing the diaphragm out of the displacement chamber.
When the diaphragm moves out, the volume of the pump chamber increases and causes the pressure within the chamber to decrease and draw in fluid.
Advantages of a Diaphragm Metering Pump
Compare CHEM-FEED® Features
| CHEM-FEED® Features | C2 | C3 | CD1 | CD3 |
|---|---|---|---|---|
| CHEM-FEED® Product |  |
 |
 |
 |
| Flow Output Range | .02–16.5 GPH (.09–62.5 LPH) | .3–40 GPH (.1–154 LPH) | .004-7.70 GPH (.015-29.2 LPH) | .05–52.6 GPH (.2–199 LPH) |
| Turndown | 100:1 | 100:1 | 1,000:1 | 1,000:1 |
| Warranty | 2 YEAR | 2 YEAR | 2 YEAR | 2 YEAR |
| Variable Speed DC Motor | BRUSH | BRUSH | BRUSHLESS | BRUSHLESS |
| Dia-Flex® PVDF Single-layer Diaphragm | YES | YES | YES | YES |
| DFD (Diaphragm Failure Detection) | YES | YES | YES | YES |
| Protective LCD Snap-on Cover | YES | YES | YES | NO |
| Maintenance Mode | NO | NO | NO | YES |
| Input: Remote Start/Stop | YES | YES | YES | YES |
| Input: 4-20mA | YES | YES | YES | YES |
| Input: Frequency (Pulsed) | YES | YES | NO | YES |
| Output: 4-20mA | Optional | Optional | NO | YES |
| Proportional Dosing | NO | NO | NO | YES |
| Password Protect (PIN) | NO | NO | LOCKOUT BUTTON | YES |
| Industrial Ethernet (IP) | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED |
| Profibus | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED |
| Modbus-TCP | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED | CONTROL BOX REQUIRED |
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