ATD Tools R134a Low Side Manual Quick Coupler 14mm-F x 13mm — ATD-3652

The ATD-3652 is an R134a low-side manual quick coupler for technicians who need a dependable, positive-locking connection between a manifold gauge set and the vehicle’s low-side service port. 14mm female to 13mm low-side R134a quick coupler. Manual operation provides positive-locking confirmation before refrigerant flow. Direct replacement for worn low-side couplers on existing gauge sets. Compatible with standard 13mm R134a low-side service ports on domestic and import passenger cars and light trucks (1994–2021). Low-side only — not for high-side, R-12, or R-1234yf ports, as well as lift trucks, agricultural equipment, on/off-highway diesel vehicles. ATD Tools manufactures A/C service fittings for daily shop use — individual coupler replacements support technicians maintaining existing gauge set equipment. Ships nationwide. Order the ATD-3652 and maintain a leak-free low-side connection. Compare Similar Products ATD-3652 — This Product ATD-3526 Side Can Tap Valve Brand MPN ATD Tools ATD-3652 ATD Tools ATD-3526 Key Differentiator — (this is the product you are viewing) Can-tap connection, not manifold gauge set Best For R134a low-side gauge set connection — auto, lift truck & ag equipment A/C Direct-can charging without gauge set Price [your price] View Price → Which Should You Buy? The ATD-3652 is the standard manifold gauge set low-side connection. For direct-from-can charging without a gauge set, the ATD-3526 Side Can Tap is the appropriate tool. Browse all A/C Charging Equipment at Sinclair Auto Parts.