Overview
The Pulsafeeder KPC3CBCKQCC 1.6PH diaphragm metering pump is a high-pressure, positive-displacement pump designed for accurate chemical injection and fluid dosing in industrial processes. Rated at 1800 PSIG maximum operating pressure with a 19.8:1 diaphragm displacement ratio, this model (680-S-E) delivers consistent stroke-based metering for applications requiring precision control. Pulsafeeder diaphragm pumps are engineered for dependable operation in demanding chemical handling, water treatment, and process control environments.
Key Features
- High-pressure capacity: 1800 PSIG maximum operating pressure
- Positive displacement: 19.8:1 diaphragm ratio ensures repeatable dosing
- Industrial-grade construction for chemical compatibility and durability
- Solenoid or mechanical drive options typical for Pulsafeeder models
- Adjustable stroke rate and stroke length for flow control
- Check valve design prevents siphoning and backflow
Technical Specifications
- Maximum Pressure: 1800 PSIG
- Pump Size (Flow Rating): 1.6PH
- Diaphragm Ratio: 19.8:1
- Model: KPC3CBCKQCC (680-S-E variant)
- Pump Type: Diaphragm (positive displacement)
- Drive Type: Solenoid or mechanical (model-dependent)
- Condition: Used, fully functional and tested
Typical Applications
- Chemical feed and injection systems
- Water and wastewater treatment facilities
- Cooling tower biocide and corrosion inhibitor injection
- Boiler feedwater chemical treatment
- Industrial process control and dosing
- Oil and gas well treatment chemical injection
Compatibility & Replacements
Compatible With
- Pulsafeeder control panels and pump controllers
- Standard 115/230V electrical supply systems
- Industrial chemical metering and process automation systems
- Remote monitoring and stroke control accessories
- Tubing and fitting systems rated for 1800+ PSIG service
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. This specific model designation (KPC3CBCKQCC 680-S-E) should be cross-referenced with your existing pump documentation to confirm drop-in suitability.
Works With
- Pulsafeeder pump controllers and electronic controls
- 4-20mA control signal systems (if equipped)
- Manual stroke adjustment controls
- Standard industrial process control software and SCADA systems
- API-compliant chemical injection protocols


















