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SupcoFixed-Potential Relay

Supco Potential Relay: 285V AC to 305V AC Pick Up, 85V AC Drop Out, Fixed

The Supco 9070 is a fixed-potential relay with a pickup voltage range of 285V AC to 305V AC and a maximum drop out voltage of 85V AC. It features a 332V AC coil voltage and an SPST contact form.

SKU 3G-OTH-68651

Brand
Supco
Item
Potential Relay: 285V AC to 305V AC Pick Up, 85V AC Drop Out, Fixed
Category
Fixed-Potential Relay
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Technical Specifications

Supco
Manufacturer Part Number
9070
Coil Voltage
332V AC
Contact Form
SPST
Maximum Drop Out Voltage
85V AC
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Supco 9070 is a fixed-potential relay with a pickup voltage range of 285V AC to 305V AC and a maximum drop out voltage of 85V AC. It features a 332V AC coil voltage and an SPST contact form.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Supco 9070 potential relay used for?

The Supco 9070 fixed-potential relay is used in HVAC and refrigeration systems to control start capacitors on single-phase compressor motors. It disconnects the start capacitor once the motor reaches sufficient speed, ensuring reliable motor starting and protecting the capacitor from damage.

What are the specifications of the Supco 9070 potential relay?

The Supco 9070 has a pickup voltage range of 285V AC to 305V AC, a maximum drop out voltage of 85V AC, and a coil voltage of 332V AC. It features an SPST contact form and is manufactured by SUPCO. These specs ensure proper switching in high-voltage motor-start circuits.

Where to buy the Supco 9070 potential relay worldwide?

3G Electric supplies the Supco 9070 potential relay to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine SUPCO components and support procurement teams across 14 industrial departments.

How to install a fixed-potential relay like the Supco 9070?

Install the Supco 9070 by wiring it in series with the start capacitor and the compressor start winding. Ensure the relay's pickup voltage matches the motor's back-EMF. Mount it securely in the electrical panel, follow manufacturer wiring diagrams, and verify drop-out voltage with a multimeter after installation.

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 fixed-potential relay. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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