Description
The SUNTEC R642NLBUCSPF is a factory-matched shut-off valve designed for use with the SUNTEC R642NL oil burner pump. Engineered to provide dependable fuel cutoff in residential and light commercial oil-fired heating applications, this valve ensures clean, positive shutoff of fuel flow when the burner is not firing — protecting equipment and improving system safety.
Product Overview
This shut-off valve is purpose-built as a direct accessory for the SUNTEC R642NL pump series. Rated for B20 fuel compatibility, it accommodates standard heating oil as well as B20 biodiesel blends, making it a versatile solution for modern oil heating systems. The 115V operating voltage makes it suitable for standard North American electrical systems.
Key Features
- OEM-matched shut-off valve for SUNTEC R642NL oil burner pumps
- B20 fuel compatible — suitable for heating oil and biodiesel blends up to 20%
- 115V operating voltage for standard North American electrical compatibility
- Provides positive, reliable fuel shutoff when burner is off
- Helps prevent fuel drip and system contamination between cycles
- Compact design for straightforward installation on the pump body
- Manufactured by SUNTEC, a trusted global leader in oil burner pump technology
Applications
- Residential oil-fired boilers and furnaces
- Light commercial oil heating equipment
- Systems using SUNTEC R642NL series fuel unit pumps
- B20 biodiesel blend fuel systems
Why Choose SUNTEC?
SUNTEC Industries has been a world leader in fuel unit pump manufacturing for decades, supplying OEM and aftermarket components to the HVAC and combustion industries globally. Their shut-off valves are precision-engineered to match their pump series, ensuring consistent performance, long service life, and code-compliant fuel system operation.
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