JB Industries
JB Industries QC-E4 90 Deg 3 in L Brass HVAC Control
A 90-degree brass quick-coupler elbow connects 1/4 QC to 1/4 SAE for copper HVAC fittings
- 90-degree elbow enables tight-space routing
- 3-inch length provides extended reach for connections
- Brass construction resists corrosion in HVAC systems
- Quick-coupler design speeds up refrigerant line changes
- 1/4 QC to 1/4 SAE fits standard copper fittings
HVAC Quick Coupler 90 Deg
The JB Industries QC-E4 is a brass elbow coupler designed for HVAC service work. It connects a 1/4 quick-connect fitting to a 1/4 SAE flare fitting in a single 90-degree turn. The component is intended for technicians who need a compact right-angle joint on copper refrigerant lines.
Build Integration 3 in Length
At three inches long the coupler sits close to the service port without adding reach. Its brass body threads directly onto existing copper fittings so no extra adapters are required. The elbow geometry clears tight chassis corners that a straight coupler cannot.
Sustained Pressure Performance
Brass construction resists corrosion from refrigerant oils and moisture during extended service cycles. The 90-degree sweep maintains full flow without kinking the hose under continuous pressure. The quick-connect end seals reliably through repeated connect-disconnect sequences on active systems.
Highlights
- 90-degree elbow enables tight-space routing
- 3-inch length provides extended reach for connections
- Brass construction resists corrosion in HVAC systems
- Quick-coupler design speeds up refrigerant line changes
- 1/4 QC to 1/4 SAE fits standard copper fittings
Specifications
| Brand | JB INDUSTRIES |
|---|
Questions about this item
How does the 90-degree elbow angle affect routing in tight HVAC service spaces?
The 90-degree elbow allows the quick coupler to turn sharply, letting you connect hoses in confined areas without kinking the line or stressing the copper fitting.
Does the brass body run hot or add noticeable weight during extended recovery or charging sessions?
Brass conducts heat but the coupler itself stays near refrigerant temperature; its compact 3-inch length keeps added mass low so technician fatigue is minimal during all-day use.
Which hose or manifold fittings must I already have to connect this 1/4-inch QC x 1/4-inch SAE elbow?
You need a 1/4-inch SAE flare hose or manifold port on one side and a compatible 1/4-inch quick-connect hose end on the other; both are standard HVAC service items.
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