Fluid Modules
Graco manufactures pump fluid end modules with various plunger sizes and seal types. Graco fluid modules can handle some of the most aggressive chemicals, offering years of trouble free operation. Each pump features an adjustable fluid packing that can last up to 25 times longer than non-adjustable seals.
FLUID ENDS FOR CHEMICAL INJECTION PUMPS

AVAILABLE IN A RANGE OF PLUNGER SIZES
Graco fluid end modules come in a range of plunger sizes, which means we have a solution that fits your injection requirements. All fluid ends include long-lasting fluid packing, meant to deliver years of operation between service intervals, saving you both time and money. You can easily access the pump plunger and packings for quick servicing.
PREMIUM COMPONENTS; EASY MAINTENANCE
Stainless Steel Wetted Parts
Our chemical injection pumps and modules are designed with 316 stainless steel wetted parts for chemical compatibility with aggressive, corrosive chemicals.
Easy Servicing
Quickly access your plunger packing and pump seals; replace the packings in 10 minutes or less!
High-Quality Plungers, Engineered with Top Materials
Our Chromex™ and ceramic coated plungers are designed for years of productive service.
Browse Fluid Modules
The G-Chem drive modules can easily be installed on to existing G-Chem drive modules, giving users the flexibility of configuring pumps on the fly. They come standard in 316 Stainless Steel and an optional sever duty configuration for harsher acids and biocides.
Graco manufactures pump fluid end modules with various plunger sizes and seal types. Graco fluid modules can handle some of the most aggressive chemicals, offering years of trouble free operation. Each pump features an adjustable fluid packing that can last up to 25 times longer than non-adjustable ...