How do I identify the high and low pressure sides?

The high pressure side is marked with a red knob and the low pressure side with a blue knob.

Is after-sales service available?

Yes, after-sales service is available.

Adjustable R134A Adapter Fittings Quick Coupler High Low AC Freon Manifold Gauge

Name: Adjustable R134A Adapter Fittings Quick Coupler High Low AC Freon Manifold Gauge
Brand: Hangzhou Sinkee Tools Co.,Ltd.
SKU: 2192616505

Zhejiang, ChinaHangzhou Sinkee Tools Co.,Ltd.

US$4.31

50-199 Pieces

US$4.13

200+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

1847

Delivery Time

35 Days

OEM

Material

Carbon Steel

Customized Packaging

Transport Package

BMC

Specification

Carbon Steel

Trademark

SINKEE

Origin

China

HS Code

8205590000

Production Capacity

10000 Sets/Year

Key features

Color-Coded Identification: Red for high pressure side, Blue for low pressure side for easy identification.

Quick Connection Design: Enables quick and easy connection and disconnection of manifold hoses.

Reliable Safety Access: Provides reliable and safe value access to R134a AC systems.

Carbon Steel Material: Constructed from durable carbon steel for long-lasting performance.

1 Year Warranty: Includes a comprehensive 1-year warranty coverage for peace of mind.

OEM Service Available: Accepts OEM customization for tailored product requirements.

Customized Packaging: Offers customized packaging options to meet specific needs.

24-Hour Email Response: All emails are replied to within 24 hours on business days.

Company profile

Hangzhou Sinkee Tools Co.,Ltd.

Zhejiang, China

Business Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Nearest Port: Shanghai, NingboAverage Response Time: ≤3.79h

AI-Powered supplier vetting

SummaryHangzhou Sinkee Technology Co., Ltd. is identified as a China-based limited trading company with 17 employees, offering auto repair tools and engaging in tools, hardware, and automotive parts trade. It reports OEM service for well-known brands, ODM capability, extensive customization services, two R&D engineers, a new product within the past year, and ten years of export activity, with exports representing 90% of total sales. CE certification and recent fire-drill activity are reported. However, the available evidence also shows no available SDK, no written customer-complaint procedures or records, zero quality-control test equipment, and unknown raw-material traceability and quality-assurance status. Audit details are provided, but the evaluation result is recorded as 0 without an explanatory interpretation.

CertificationsA CE certification capability is reported, and a TUV Rheinland audit record is shown with validity from March 14, 2025 to March 13, 2026. The provided information does not identify the specific CE-certified products or explain the audit evaluation result recorded as 0.

After-Sales capabilityThe supplier states that inquiries and trial orders receive prompt attention, but it explicitly has no written procedures or records for handling customer complaints. This is direct evidence of a deficiency in documented complaint-management capability.

R&D capabilityThe supplier reports a new product within the past year, provides ODM services, and has two R&D engineers. However, it has no available SDK, and the evidence does not establish the scale or effectiveness of its innovation program.

Production capacityThe supplier offers auto repair tools and reports export activity, including ten years of exporting and 90% of total sales from exports. Nevertheless, it is classified as a trading company and reports zero quality-control test equipment, with quality assurance and traceability status unknown; production capacity is therefore not demonstrated.

Customization capabilityBoth relevant slices list customization from samples, designs, full customization, flexible customization, and minor customization. The supplier also reports ODM availability, providing explicit evidence of broad customization support.