CHECKPOINT SERIES 1250 CHEMICAL INJECTOR

The CheckPoint Series 1250 Pneumatic Chemical Injection Pump is a high-performance positive displacement metering pump designed for accurate chemical dosing and injection in demanding industrial applications. Commonly used in oil & gas, petrochemical, water treatment, and process industries, the Series 1250 delivers precise and repeatable chemical injection while operating from a pneumatic power source. It is engineered for long service life, low maintenance, and reliable performance in harsh environments.

Key Features

• Pneumatically driven chemical injection pump
• Positive displacement reciprocating design
• Accurate and repeatable chemical dosing
• Double-acting design with no return spring for improved reliability
• Suitable for continuous-duty industrial operation
• Adjustable flow rate via cycle speed control
• Capable of handling high-pressure injection applications
• Low maintenance construction
• Corrosion-resistant wetted components available
• Widely used in oil & gas production and chemical processing applications

Specifications

• Manufacturer: CheckPoint Pumps & Systems
• Series: 1250
• Pump Type: Pneumatic Chemical Injection Pump
• Drive Method: Pneumatic / Gas Driven
• Operating Principle: Positive Displacement Reciprocating Pump
• Maximum Flow Rate: Up to 8.0 USG/H (30.3 L/H)
• Maximum Injection Pressure: Up to 12,000 PSI (827 Bar)
• Fixed Stroke Length: 1" (25 mm)
• Flow Control: Adjustable by cycle speed
• Available Plunger Sizes: 1/8", 3/16", 1/4", 3/8", 1/2" (model dependent)
• Typical Connections: 1/4" MNPT suction and discharge (configuration dependent)
• Construction: Available in Stainless Steel, Hastelloy, Ceramic Plunger and other material options depending on model code

Function

The Series 1250 is designed to inject precise amounts of chemicals into pipelines, vessels, and process systems under high pressure. Its pneumatic drive system eliminates the need for electrical power, making it ideal for hazardous locations and remote installations. The pump's double-acting mechanism provides smooth, accurate chemical delivery while maintaining excellent reliability over extended operating periods.

Typical Applications

• Corrosion inhibitor injection
• Methanol injection
• Scale inhibitor dosing
• Biocide injection
• Water treatment chemical dosing
• Oil & gas production facilities
• Refineries and petrochemical plants
• Pipeline chemical treatment systems