Imperial High And Low Side Couplers Automotive - 21-h & 21-l

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Imperial 21-H & 21-L High and Low Side Automotive Couplers R134a

Name: Imperial High And Low Side Couplers Automotive - 21-h & 21-l
Brand: Imperial
SKU: MC82834-E High and Low
Price: 91.00 AUD
Availability: InStock

The Imperial 21-H and 21-L are a matched pair of high and low side automotive A/C couplers for R134a vehicle air conditioning service. All-metal construction handles the demands of workshop use, and the adjustable fit accommodates varying service port dimensions across different vehicle makes and models — making them a reliable addition to any automotive A/C service kit.

For HVAC/R Kwik-Couplers for split systems and commercial refrigeration, see the Imperial 16-C and Imperial 26-C. See all refrigeration tools at HVAC Shop AU.

Key Features

High and low side coupler pair — complete set for R134a A/C service
All-metal construction — durable for workshop use
Adjustable fit — suits varying service port dimensions
For R134a vehicle A/C systems

Specifications

Refrigerant	R134a
Application	Automotive A/C
Construction	All-metal
Quantity	2 couplers (high + low side)

What’s Included

Imperial 21-H high side coupler
Imperial 21-L low side coupler

Common Questions for Imperial High And Low Side Couplers Automotive - 21-h & 21-l

What is the difference between the 21-H and 21-L couplers?

The 21-H is the high side coupler and the 21-L is the low side coupler. They are sold as a pair and connect to the high and low pressure service ports on R134a vehicle A/C systems respectively. High and low side ports are different sizes to prevent cross-connection.

What vehicles are the Imperial 21-H & 21-L compatible with?

The 21-H and 21-L are designed for R134a vehicle A/C systems, which are standard in most passenger vehicles and light commercial vehicles manufactured before 2020. They are not compatible with R1234yf systems used in newer vehicles.

Are the Imperial 21-H & 21-L all-metal construction?

Yes. The 21-H and 21-L use all-metal construction for durability in workshop conditions. The adjustable fit accommodates varying service port dimensions across different vehicle makes and models.