YELLOW JACKET Adapter: 4 in Lg, 180° Angle, Input 5/16 in QC
The YELLOW JACKET Adapter (MPN 19121) is a 4-inch-long manifold hose adapter with a 180° angle. It features a 5/16-inch QC input and a 1/4-inch Male Flare output, designed for use in HVAC and refrigeration systems.
SKU 3G-OTH-71893
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Product Description
The YELLOW JACKET Adapter (MPN 19121) is a 4-inch-long manifold hose adapter with a 180° angle. It features a 5/16-inch QC input and a 1/4-inch Male Flare output, designed for use in HVAC and refrigeration systems.
Frequently Asked Questions
What is the YELLOW JACKET 19121 adapter used for?
The YELLOW JACKET 19121 adapter connects manifold hoses in HVAC and refrigeration systems. Its 180° angle and 4-inch length allow access in tight spaces, converting a 5/16-inch QC input to a 1/4-inch Male Flare output for service and charging tasks.
What are the specifications of the YELLOW JACKET 19121 adapter?
The YELLOW JACKET 19121 adapter has a 4-inch length, 180° angle, input of 5/16-inch QC, and output of 1/4-inch Male Flare. It is a manifold hose adapter designed for HVAC and refrigeration applications, manufactured by YELLOW JACKET under MPN 19121.
Where to buy the YELLOW JACKET 19121 adapter worldwide?
3G Electric supplies the YELLOW JACKET 19121 adapter worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this adapter for your HVAC or refrigeration needs.
How to install the YELLOW JACKET 19121 adapter?
To install the YELLOW JACKET 19121 adapter, connect the 5/16-inch QC input to your manifold hose and tighten the 1/4-inch Male Flare output to the system port. Ensure all connections are leak-free using standard HVAC practices. Always follow system manufacturer guidelines for safe operation.
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Common applications for YELLOW JACKETYELLOW JACKET Products
3G Electric supplies YELLOW JACKET manifold hose adapters, couplers & unions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















