BPV-31 Piercing Valve Kit for 6–10mm Copper Tubes | HVAC
BPV-31 Piercing Valve Kit for 6–10mm Copper Tubes | HVAC
BPV-31 Piercing Valve Kit — Fast, No-Solder Refrigerant Line Access
The BPV-31 Line Piercing Valve Kit is the go-to tool for HVAC technicians, appliance repair pros, and confident DIYers who need quick, leak-free access to refrigerant lines — no brazing, no soldering, no hassle. Compatible with 6 to 10 mm copper tubes (1/4-inch and 3/8-inch lines), this kit handles diagnostics, refrigerant charging, and line repair on refrigerators, freezers, air conditioners, heat pumps, and ductless split units.
Made in Mainland China.
Key Features
- Universal HVAC Line Tap: Fits 1/4-inch and 3/8-inch copper lines — ideal for refrigerators, AC units, and heat pump systems.
- Expanded Sealing Area: 50× sealing surface, 500 PSI pressure rating, and rust-resistant zinc alloy construction deliver reliable, leak-free performance every time.
- No-Solder, Pierce-and-Go Design: The self-contained kit includes everything you need for immediate line entry. Slim profile fits in tight 2-inch spaces behind appliances or inside ductless split units.
- Multi-Refrigerant Compatible: Works with R134a and R410A refrigerants — functions as a pressure-access valve and a leak-testing ready charging port.
- Toolbox-Friendly & Portable: Compact, space-saving design suited for home use, maintenance staff, and professional repair jobs on the go.
Specifications
| Model | BPV-31 |
| Material | Zinc Alloy |
| Compatible Tube Sizes | 6 mm – 10 mm (1/4" & 3/8") |
| Pressure Rating | 500 PSI |
| Compatible Refrigerants | R134a, R410A |
| Package Contents | 1 × Piercing Valve Kit (complete set) |
What's in the Box?
- 1 × BPV-31 Piercing Valve Kit (complete set)
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Note: Due to lighting conditions and display angles, slight color variation may occur. Minor size tolerances may apply due to manual measurement.
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Frequently Asked Questions
Q: What copper tube sizes does the BPV-31 piercing valve kit fit?
A: The BPV-31 piercing valve kit is designed to work with copper tubes ranging from 6 mm to 10 mm in diameter, which corresponds to standard 1/4-inch and 3/8-inch HVAC refrigerant lines commonly found in refrigerators, freezers, and air conditioning systems.
Q: Is soldering or brazing required to install this piercing valve?
A: No — the BPV-31 features a no-solder, pierce-and-go design. The self-contained kit includes all necessary parts for immediate line entry, making installation clean, fast, and repeatable without any welding equipment.
Q: Which refrigerants is the BPV-31 valve compatible with?
A: This piercing valve is compatible with R134a and R410A refrigerants, making it suitable for use on modern refrigerators, freezers, air conditioners, and heat pump systems for diagnostics, charging, and pressure testing.
Q: Can a home DIYer use this kit, or is it for professionals only?
A: The BPV-31 is designed for dual home and professional use. Its intuitive pierce-and-go setup, included tools, and compact profile make it accessible for knowledgeable home DIYers and maintenance enthusiasts, while still meeting the demands of HVAC technicians and appliance repair professionals.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.