Browse our professional range of adapters & couplers built for HVAC‑R, refrigeration, and air‑conditioning service. Reduce leaks, speed up connections, and maintain maximum performance.
Why Our Adapters and Couplers Make a Difference
Precision Fit and Seal – Whether male, female, flare, or swivel; every adapter ensures tight coupling to prevent refrigerant leaks.
Durable Materials – Brass, stainless steel, and high‑grade alloys for strength under high pressure and harsh conditions.
Valve Core Depressor Options – Simplify core valve access and improve safety when connecting/disconnecting.
Swivel and Elbow Designs – Flexibility in tight spaces; ideal for fieldwork setups or confined installations.
Multi‑Refrigerant Compatibility – Compatible with R‑410A, R‑32, R‑134a, and other refrigerants used in modern systems.
Shop Leading HVAC Adapter and Coupler Brands – Built for Precision and Reliability
Explore a curated selection of premium HVAC adapters and couplers from industry-leading brands, engineered for performance, durability, and system compatibility. Every component is clearly labelled with exact sizing, thread type, pressure rating, and material specifications to ensure seamless integration into your workflow.
Detailed technical specs provided for all fittings – including SAE, NPT, flare, and specialty thread types.
Sourced from trusted manufacturers like CPS, Javac, Imperial, and Mastercool – all backed by full manufacturer warranties.
Compatible with a wide range of HVAC-R systems, including R410A, R32, R134a, R22, and more.
Real-time stock visibility: Instantly know what’s in stock, low stock, or back-ordered – no surprises.
Engineered to meet or exceed industry standards, our adapter and coupler range is designed to deliver leak-free connections, long service life, and reliable performance in demanding field environments.
HI-DUTY® SHUT-OFF COUPLERS Coupler captures refrigerant within hose, eliminating refrigerant loss, atmospheric damage and finger burns Connects quickly and easily to any standard 1/4” SAE refrigerant hose Solid brass construction for...
HI-DUTY® SHUT-OFF COUPLERS Coupler captures refrigerant within hose, eliminating refrigerant loss, atmospheric damage and finger burns Connects quickly and easily to any standard 1/4” SAE refrigerant hose Solid brass construction for...
TE-BV01Y Ball Valve Brass Ball Valve (Yellow handle) Size 1/4" Male to 1/4" female swivel with core depressor Please note: these may be straight or angled versions. AUTHORISED RETAILER Buy...
TE-BV02-Y R410a / R32 Ball Valve Yellow 1/4" Male to 5/16" Female swivel for R410a conversion in brass AUTHORISED RETAILER Buy with 100% confidence knowing your purchase is backed by...
KCK-M Male Kwik-Coupler Adapter Repair Kit The Kwik-Coupler adapter repair kit is intended for use with Imperial brand 16-C, 17-C, 18-C and 19-C Kwik-Coupler adapters and PolarShield KC-Series hose. Suits...
241-F03 Process Tube Adapter For Charging and Testing Offers a convenient method of making a service connection to a hermetic unit Ideal for providing a connection in testing coils and tubing...
800-MBR 6" Low Loss Ball Valve Adapter Red Hose 1/4" SAE 45° female x 1/4" SAE male straight fittings Connects to any 1/4" SAE charging line Non-restrictive for maximum flow UL...
KWIK-COUPLER HOSE SHUT-OFF ADAPTERS The Kwik-Coupler adapter set is intended for use with refrigeration and air-conditioning service hoses when connecting to core valve type access fittings. Conventional threaded connecting is...