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SupcoFixed-Potential Relay

Supco Potential Relay: 171V AC to 184V AC Pick Up, 90V AC Drop Out, Fixed

The Supco 304X01 is a fixed-potential relay with a pickup voltage range of 171V AC to 184V AC and a maximum drop out voltage of 90V AC. It features a 332V AC coil voltage and an SPST contact form. This relay is…

SKU 3G-OTH-68805

Brand
Supco
Item
Potential Relay: 171V AC to 184V AC Pick Up, 90V AC Drop Out, Fixed
Category
Fixed-Potential Relay
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Technical Specifications

Supco
Manufacturer Part Number
9065
Coil Voltage
332V AC
Contact Form
SPST
Maximum Drop Out Voltage
90V AC
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Supco 304X01 is a fixed-potential relay with a pickup voltage range of 171V AC to 184V AC and a maximum drop out voltage of 90V AC. It features a 332V AC coil voltage and an SPST contact form. This relay is manufactured under the Supco brand with part number 9065.

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 304X01 potential relay used for?

The Supco 304X01 fixed-potential relay is used in HVAC and refrigeration systems to start single-phase compressor motors. It disconnects the start capacitor once the motor reaches a preset speed, ensuring reliable motor operation and preventing damage.

What are the specifications of the Supco 304X01 potential relay?

The Supco 304X01 has a pickup voltage range of 171V AC to 184V AC, a maximum drop out voltage of 90V AC, and a coil voltage of 332V AC. It features an SPST contact form and is manufactured by Supco under part number 9065.

Where to buy the Supco 304X01 potential relay worldwide?

3G Electric supplies the Supco 304X01 potential relay worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the Supco 304X01 potential relay?

To install the Supco 304X01, first disconnect power. Mount the relay securely, then wire the coil terminals across the compressor run capacitor. Connect the normally closed contacts in series with the start capacitor. Verify pickup and drop out voltages match your system.

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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