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TESTO Quick Coupler: Access 1/4 in Male SAE Right-Hand, Line 5/16 in SAE Female Right-Hand - Multi-Connection Access Valves
TESTOMulti-Connection Access Valves

TESTO Quick Coupler: Access 1/4 in Male SAE Right-Hand, Line 5/16 in SAE Female Right-Hand

The TESTO Quick Coupler (MPN 0554 3112) is a multi-connection access valve with an elbow configuration, designed for residential applications. It features a 1/4 in Male SAE Right-Hand connection and a Line 5/16 in…

SKU 3G-OTH-71065

Brand
TESTO
Item
Quick Coupler: Access 1/4 in Male SAE Right-Hand, Line 5/16 in SAE Female Right-Hand
Category
Multi-Connection Access Valves
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Technical Specifications

TESTO
Manufacturer Part Number
0554 3112
Type
Line 5/16 in SAE Female Right-Hand, Elbow
Includes
Depressor
Application
Residential
Product Type
Quick Coupler
Configuration
Elbow
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TESTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TESTO Quick Coupler (MPN 0554 3112) is a multi-connection access valve with an elbow configuration, designed for residential applications. It features a 1/4 in Male SAE Right-Hand connection and a Line 5/16 in SAE Female Right-Hand connection, and includes a depressor.

Frequently Asked Questions

What is the TESTO Quick Coupler 0554 3112 used for?

The TESTO Quick Coupler (MPN 0554 3112) is a multi-connection access valve used in residential HVAC and refrigeration systems. Its elbow configuration with a 1/4 in Male SAE and 5/16 in SAE Female connection allows technicians to quickly attach gauges or service hoses for pressure testing, charging, or evacuation.

What are the specifications of the TESTO Quick Coupler 0554 3112?

The TESTO Quick Coupler (MPN 0554 3112) features an elbow configuration with a 1/4 in Male SAE Right-Hand connection and a Line 5/16 in SAE Female Right-Hand connection. It includes a depressor and is designed for residential applications. The product type is a multi-connection access valve.

Where to buy the TESTO Quick Coupler 0554 3112 worldwide?

3G Electric supplies the TESTO Quick Coupler 0554 3112 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this multi-connection access valve.

How to install the TESTO Quick Coupler 0554 3112?

To install the TESTO Quick Coupler 0554 3112, ensure the system is depressurized. Connect the 1/4 in Male SAE end to the service port and the 5/16 in SAE Female end to your hose. The built-in depressor opens the valve core. Tighten connections by hand; avoid over-torquing. Always follow standard HVAC safety practices.

Used in

Common applications for TESTO
HVAC system evacuation — Testo 552i wireless vacuum gauge for measuring micron levels during refrigerant line evacuation.
Refrigerant charging — Testo 550s digital manifold gauge set for R-744 systems in commercial refrigeration.
Indoor air quality monitoring — Testo 420/440 hood kit for measuring air velocity and volume in ventilation ducts.
Temperature logging in cold storage — Testo 0577 0400 data logger for tracking temperature in refrigerated warehouses.
Combustion analysis — Testo CO probe head (0632 1270) for measuring carbon monoxide in boiler flue gases.
Refrigerant scale operation — Testo 0564 2560 01 charging scale for precise weight-based charging in field service.

TESTO Products

3G Electric supplies TESTO multi-connection access valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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