Description
The GRACO G-Chem Pump (SKU:. A23158) is a chemical injection pump designed for reliable, robust, and easy-to-service operation. It features a 3/8 inch plunger, HNBR (Hydrogenated Nitrile Butadiene Rubber) seal, operates on 12 VDC, and is rated at 1/6 HP. This duplex configuration allows for two pumps in one unit, making it suitable for demanding chemical injection applications in industrial environments.
Key Features:
- Chemical Injection Pump
- A23158 / CI-12E-3XG-3XG-0 / 3/8 in. Plunger, Duplex
- Stainless steel wetted parts, HNBR seal, Chromex coated plunger (where applicable)
- Maximum working pressure: 1500 psi (10.3 MPa, 103 bar)
- Designed for chemical injection systems; compatible with accessories for solar-operated systems
- Easy access to pump plunger and packings for quick maintenance
- Plunger packings can be replaced in 10 minutes or less
- Robust and simple design for long service life
- Adjustable fluid packing for extended seal life
- Proprietary poppet style check valve to prevent sticking
- Same high-quality drive train as other GRACO chemical injection pumps
- Harrier EZ Timer (optional): preset low voltage disconnect, voltage display, prime mode, built-in on/off switch
Applications:
Ideal for chemical injection in industrial, mining, agricultural, and oilfield applications where reliable, low-maintenance chemical dosing is required.
Installation Notes:
- Using genuine GRACO parts ensures optimal performance, reliability, and safety in chemical injection systems.
- Follow manufacturers instructions for electrical and fluid connections
- Ensure proper alignment and secure mounting of the pump unit
- Regularly inspect and maintain seals and packings for optimal performance
- Use recommended accessories for solar or remote operation if required






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