Javac High And Low Side Couplers 134a 3f1053

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Javac 3F1053 R134a High & Low Side Couplers

Name: Javac High And Low Side Couplers 134a 3f1053
Brand: Javac
SKU: 3F1053
Price: 109.99 AUD
Availability: InStock

The Javac 3F1053 is a quick-connect coupler set for R134a vehicle A/C service, including a red high side and blue low side coupler in brass and metal construction. M14 and 1/4" SAE adapters are included, giving compatibility with both metric and SAE service ports across a wide range of vehicle makes and models — without needing separate adapters on the job.

For alternative R134a coupler sets, see the Imperial 21-H & 21-L or the Mastercool 82834-E. See all refrigeration tools at HVAC Shop AU.

Key Features

Red high side + blue low side — standard colour-coded identification
Quick-connect operation
Brass and metal construction
M14 and 1/4" SAE adapters included
For R134a vehicle A/C systems

Specifications

Refrigerant	R134a
Application	Automotive A/C
Construction	Brass / metal
Adapters included	M14 & 1/4" SAE

What’s Included

Javac 3F1053 high side coupler (red)
Javac 3F1053 low side coupler (blue)
M14 and 1/4" SAE adapters

Common Questions for Javac High And Low Side Couplers 134a 3f1053

What adapters are included with the Javac 3F1053?

The 3F1053 includes M14 and 1/4" SAE adapters, allowing the couplers to connect to both metric and SAE service ports found on different vehicle makes. This makes the set compatible with a wider range of R134a vehicles without needing separate adapters.

How do I tell the high and low side couplers apart on the Javac 3F1053?

The high side coupler is red and the low side coupler is blue — the standard colour coding used across automotive A/C service equipment. Red connects to the high pressure port and blue connects to the low pressure port.

What vehicles is the Javac 3F1053 compatible with?

The 3F1053 is designed for R134a vehicle A/C systems, standard in most passenger vehicles and light commercial vehicles manufactured before approximately 2020. It is not compatible with R1234yf systems used in newer vehicles.