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Junction Block

7 Products
Shop direct-replacement A/C junction blocks — matched to your system to connect refrigerant lines securely.

HVAC HVAC Categories (11)

Junction Block (7) AC Accumulator (9) AC Compressor (95) AC Hose Assembly (35) Blower (35) Controls, Sensors & Switches (50) Evaporator (20) Expansion Valve (36) Gaskets, Valves, Caps & O-Rings (30) Heater Core (18) Receiver Drier (66)
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Junction Block Overview

The A/C junction block connects refrigerant lines and often houses service ports or sensors; a worn block leaks refrigerant. Van Horn Truck Parts carries A/C junction blocks cross-referenced to OEM part numbers.

Match by your make, model, and A/C system.

Mechanic & Fitment Specs:

  • Match by: Make/model, A/C system
  • Cross-references: OEM
  • Buying tip: Replace the O-rings at the junction block when servicing
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