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Adapter Couplers Quick Coupler High Low Pressure Valve Actuator
US$1.98
500-999 Pieces
US$1.65
1,000-9,999 Pieces
US$1.05
10,000+ Pieces
Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Color

Red/Blue

Type

High Side -Low Side

Model NO.

QC-12L QC-12H

Material

Brass

Connection

Male

Surface Treatment

Plated Copper

Head Type

Hexagon

Product Name

Quick Connector/Adapter Couplers

Size

1/4" SAE

Feature

Quick, Easy Connect and Disconnect High Flow

Application

for HVAC Auto Car Air Conditioning with Manifold H

Usage

Universal

Package

Carton Box

Transport Package

Carton

Trademark

OEM OR ZENGO

Origin

Zhejiang, China

Production Capacity

50000/Month

Key features

Color-Coded Design: Red for high side and blue for low side ensure accurate maneuverability.
Brass Construction: Made of durable brass with plated copper surface treatment for reliability.
Quick Connect Feature: Enables quick, easy connection and disconnection with high flow capability.
Universal Application: Suitable for HVAC, auto, and car air conditioning systems with manifold hoses.
Safe Valve Access: Reliable and safe for valve access to systems even at working pressure.
SAE Standard Fit: Designed for 1/4 inch SAE hose fittings to connect to R134A refrigeration tanks.

Company profile

Importers and ExportersMulti-language PioneerFlexible CustomizationQA/QC Inspectors
Business Type: Manufacturer/FactoryExport Year: 2003-06-01Nearest Port: Ningbo/ShanghaiAverage Response Time: ≤3.24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP, DAP, Others

AI-Powered supplier vetting

SummaryThe supplier is presented as a professional technical HVAC/R supplier with production lines, moulds, patents, and a complete HVAC/R product range. It reports ISO 9000 and ISO 9001 management-system certifications and states that most products hold CE, RoHS, and UL approvals. Customization is available from samples and designs, including full, minor, and flexible customization. However, the supplier does not provide 3D software design, ODM, SDK, or well-known-brand OEM services, and launched no new products in the past year. It has no overseas warehouse, showroom, agent or branch, and has not participated in offline trade shows. Service quality assurance is stated, but complaint handling and corrective-action arrangements are described only as “Others.” Financial records are referenced for 2022–2024, but no financial performance details are provided. No specific customer cases are identified.
Supplier typeThe supplier is explicitly identified as a professional technical supplier and describes a complete HVAC/R range with production lines, moulds, patents, and one-stop solutions. Its stated business scope also covers hardware, building materials, mechanical equipment, refrigeration and air-conditioning equipment, and related technical services.
CertificationsThe supplier reports ISO 9000 and ISO 9001 management-system certifications. It also states that most products are approved by CE, RoHS, and UL, although the evidence does not indicate that every product holds these approvals.
R&D capabilityThe supplier has R&D capability, patents, and states that it continues to innovate and improve technology. Conversely, it launched no new products in the past year and does not provide ODM, SDK, or 3D software design services, indicating some limitations in documented innovation-service breadth.
Production capacityThe supplier states that it owns a series of production lines and moulds and provides a complete HVAC/R product range. Its business scope includes sales of refrigeration and air-conditioning equipment and related industrial products, supporting production-related capability, although no capacity or output figures are given.
Customization capabilityThe supplier explicitly offers customization from samples and designs, as well as full, minor, and flexible customization. This supports a broad customization offering, but 3D software design is not available.

Product Q&A

Q:What is the difference between QC-12L and QC-12H?
A:
QC-12L is the blue low side connector, while QC-12H is the red high side connector. Both are 1/4'' SAE size.
Q:What material are these couplers made of?
A:
The couplers are made of brass with a plated copper surface treatment.
Q:What is the primary application for these adapters?
A:
They are used for connecting 1/4'' SAE hose fittings to R134A automobile refrigeration tanks in HVAC and auto AC systems.
Q:Are these couplers safe for use under pressure?
A:
Yes, they are reliable and safe for valve access to systems even at working pressure.
Q:What is the lead time for orders?
A:
Peak season lead time is one month, while off-season lead time is within 15 workdays.

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*To:NEW HVACR TECHNOLOGY (NINGBO) CO., LTD
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