The GRACO A28128 is a variable speed, duplex chemical injection pump designed for hazardous locations. It features a 12 VDC, 1/11 HP motor, a 1/2 inch plunger, and FKM seals. This pump is engineered for reliable, continuous injection of chemicals in demanding industrial environments.

Key Features:

• Electric Chemical Injection Pump
• A28128, 1/2 in Plunger
• Durable construction with FKM seals for chemical resistance
• Maximum working pressure: 1250 psi (8.6 MPa, 86 bar) for 1/2 in plunger
• Compatible with a wide range of chemicals; FKM seals suitable for aggressive chemicals
• Class I, Division 2, Groups A, B, C, D (Hazardous Location Rated)
• Variable speed control for precise injection rates
• Easy maintenance with interchangeable fluid heads
• Reliable, continuous operation
• Precision stroke adjustment for accurate dosing
• Designed for hazardous environments

Applications:
Used for continuous chemical injection in hazardous locations such as oil and gas, mining, and industrial processing. Suitable for applications requiring precise, reliable chemical dosing.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and compatibility with existing equipment.
• Ensure proper electrical connections for 12 VDC operation
• Verify chemical compatibility with FKM seals before installation
• Follow all local and national electrical and safety codes for hazardous locations
• Regularly inspect seals and plungers for wear and replace as needed
• Consult the manual for specific installation and maintenance procedures
• Use only GRACO-approved replacement parts
• Perform routine maintenance checks
• Keep installation area clean and free of debris
• Monitor pump performance and adjust as needed