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The JB INDUSTRIES cl-48b is a 48-inch refrigerant charging hose with a 0.25-inch connection size and a blue gasket seal fitting. Designed for HVAC and refrigeration service work, this hose connects a manifold gauge set to a system service port to allow refrigerant charging, recovery, or pressure testing. The blue color designation indicates the low-side port connection, which is standard practice across refrigeration service work. HVAC technicians and refrigeration mechanics reach for this hose during routine service calls on residential and light commercial equipment.
This hose is suited for refrigerant service applications where a low-side charging connection is needed. The 48-inch length provides enough working distance to connect gauge manifolds to service ports without straining the fittings or the hose. The 0.25-inch size is the most common connection standard for HVAC manifold gauge sets used in residential and light commercial refrigeration service.
Designed as a standard low-side charging hose compatible with 0.25-inch manifold gauge sets used in HVAC and refrigeration service applications.
This hose is installed by licensed HVAC technicians or refrigeration mechanics during refrigerant service procedures. Always recover system refrigerant and relieve pressure before disconnecting any service hoses. Inspect the gasket seal before each use and replace the hose if the gasket is cracked, missing, or deformed. Service work involving refrigerants must comply with EPA Section 608 regulations and applicable local codes.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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