Description
The GRACO A25815 is a pneumatic chemical injection pump designed for high-pressure chemical injection applications. It features a 4-1/2 inch air motor, a Chromex coated 1/4 inch plunger, and FFKM seals for chemical resistance. This pump is intended for use in environments requiring robust, reliable, and ATEX-approved equipment, such as oil and gas, mining, and industrial settings.
Key Features:
- Pneumatic Chemical Injection Pump
- Python XL, 4-1/2 in Air Motor, 1/4 in Plunger
- Chromex coated plunger, FFKM seals, 316 SST fluid section/wetted parts
- Capable of operating up to 12,000 psi (noted for Python XL series; specific model may vary)
- Interchangeable lowers with other Python XL models
- ATEX Approved
- Modular air valve design for easy serviceability
- Removable pilot valve
- Pump lowers are interchangeable with other Python XL models
- Plunger packings can be replaced in 10 minutes or less
- Highest technology air motor on the market (GRACO Merkur air motor)
- Low air/gas consumption for increased efficiency
- Muffler provides low operation noise levels
- Three stroke adjustment positions
- Robust and simple design
- Environmentally friendly: 97% recoverable exhaust gas, reduced fugitive methane emissions
Applications:
Ideal for chemical injection in wells with low gas or compressed air inlet pressure, suitable for oil and gas, mining, and industrial environments requiring high-pressure, reliable, and ATEX-approved equipment.
Installation Notes:
- Using genuine GRACO parts ensures optimal performance, safety, and compliance with ATEX and other regulatory standards.
- Ensure proper alignment and secure mounting of the pump
- Use appropriate fittings and hoses rated for the intended pressure and chemical compatibility
- Follow manufacturer guidelines for air/gas supply and exhaust connections
- Regularly inspect and maintain seals and plunger packings for optimal performance and longevity
- Consult the equipment manual for specific installation and maintenance procedures






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