Is the Supco Vacuum gauge VG 640 available from 3G Electric?

Yes — 3G Electric supplies genuine Supco products with in-stock availability on common SKUs and worldwide shipping.

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Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.

Does 3G Electric provide technical support for hvac equipment?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all hvac equipment we distribute.

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SupcoHVAC Equipment

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Supco Vacuum gauge VG 640

Supco VG 640 is a vacuum gauge for HVAC systems measuring 50 to 2000 microns with ±10% or ±10 micron accuracy and 0.5 sec update rate. Operates across -17°C to 65°C, fitting service and installation workflows…

SKU 3G-CBM-01304

Also listed as: COP 18012 · COP-18012

Brand

Supco

Item

Vacuum gauge VG 640

Technical Specifications

Supco

accuracy

+/-10% or +/-10 micron 

update rate

0.5 sec 

alarm volume

87 dB 

measurement range

50 to 2000 microns 

operating temperature

0°F to 150°F (-17°C to 65°C) 

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Supco Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Used in

Common applications for Supco

Commercial refrigeration display cases — Supco RO82 relay and CSS-25U starter for compressor motor control without run capacitors

Medium-load HVAC systems — Supco SPP 6/SPP 8 hard-start devices to reduce compressor inrush current and extend motor lifespan

Cold-chain pharmaceutical and food storage — SL300TH temperature–humidity data logger for continuous monitoring and regulatory documentation

Refrigerant service operations — Piercing valves and perforator cocks in 1/2" and 5/8" sizes for fast, non-invasive line access

Compressor thermal management — Universal Compressor Door for reducing shell temperature and improving efficiency in hot ambient conditions

Retrofit and field repairs — Supco controls with Quick Connect terminals for rapid installation in legacy refrigeration circuits

Supco Products

3G Electric supplies Supco hvac equipment. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all Supco products →Contact our engineers →