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Supco Megohmmeter: 20 megaohm to 1 gigohm, CAT I, Digital, No Output - Standard Feature Megohmmeters
SupcoStandard Feature Megohmmeters

Supco Megohmmeter: 20 megaohm to 1 gigohm, CAT I, Digital, No Output

The SUPCO Megohmmeter (model M500) is a standard-feature digital megohmmeter with a measurement range of 20 megaohm to 1 gigohm. It operates at a test voltage of 500V DC and is rated CAT I. This unit has no output…

SKU 3G-OTH-173076

Brand
Supco
Item
Megohmmeter: 20 megaohm to 1 gigohm, CAT I, Digital, No Output
Category
Standard Feature Megohmmeters
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Technical Specifications

Supco
Manufacturer Part Number
M500
Type
CAT I, Digital, No Output, Test Volt 500V DC
IP Rating
Not Rated
Test Voltage
500V DC
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SUPCO Megohmmeter (model M500) is a standard-feature digital megohmmeter with a measurement range of 20 megaohm to 1 gigohm. It operates at a test voltage of 500V DC and is rated CAT I. This unit has no output and is not IP-rated.

Frequently Asked Questions

What is the SUPCO Megohmmeter M500 used for?

The SUPCO Megohmmeter M500 is used to measure insulation resistance in electrical systems, motors, and cables. It tests from 20 megaohm to 1 gigohm at 500V DC, making it suitable for preventive maintenance and troubleshooting in industrial and commercial settings.

What are the specifications of the SUPCO Megohmmeter M500?

The SUPCO Megohmmeter M500 is a digital, CAT I rated unit with a measurement range of 20 megaohm to 1 gigohm. It operates at a test voltage of 500V DC, has no output, and is not IP-rated. The manufacturer part number is M500.

Where to buy the SUPCO Megohmmeter M500 worldwide?

You can source the SUPCO Megohmmeter M500 through 3G Electric, a global industrial equipment distributor. We handle logistics, customs clearance, and delivery to worldwide locations, ensuring the meter reaches your facility reliably.

How to select the right test voltage for a megohmmeter?

Select a test voltage based on the equipment's rated voltage. For low-voltage systems (under 600V), 500V DC is common. The SUPCO M500 offers 500V DC, suitable for motors and cables. Always consult manufacturer guidelines to avoid damaging sensitive components.

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 standard feature megohmmeters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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