Song Chuan USA

Industry Leader for Electromechanical Relays, Electronic Relays, Relay Sockets and Custom R&D

510 Heavy Duty 54A Sugar Cube PCB Relay with Large Contact Gap

Song Chuan Part Series: 510 | Competitor Series: |

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510 Heavy Duty 54A Sugar Cube PCB Relay Large Contact Gap
510 Heavy Duty 54A Sugar Cube PCB Relay Large Contact Gap

Part Series: 510

  • Contact Configuration 2A DPDM
  • Contact Rating(Resistive Load) NO: 54A 240VAC, On 1s /Off 9s, at 85°C, 10K ops.
  • Coil Voltage DC: 12 – 24V
  • Power Consumption DC: 5.4W


  • High duty 54A 277VAC, 50A 400VAC power type.
  • DPDM contact configuration with large contact gap 2.1mm / 3.0mm version.
  • Conforms to European photovoltaic standard IEC 62109-1.
  • Coil holding voltage can be reduced to 50-55%V of the nominal coil voltage for saving energy.
  • High performance PCB power relay for photovoltaic power generation systems (solar inverter).
  • Complies with RoHS-Directive 2011/65/EU..

Data Sheets & Resources


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Relays By Application


Industrial Solutions

Welding, Automatic Door, Industrial Timer, PLC, Motor Control, Elevator, Irrigation, Pump, GFCI Protection & more.


Small Appliances

Iron, coffee maker, blenders, food processor, toasters, hot plates, microwave oven, smart socket, electric tools.

Solar Power

Renewable Power Green Energy Solutions: Inverter, Combiner, Rapid Shutdown, DC Quick Disconnect Switch.


Power Supply Solutions

Energy Storage Power Supply: Uninterruptible Power Supply (UPS), Load Management, Utility Meter, Converter.

Major Appliances

Refrigerator, Oven, Clothes Washer and Dryer, Dish Washer, Ice maker, Freezer, Vending Machines and Beverage Maker

Lighting Solutions

Street Lighting, Commercial lighting, Smart Home, Home lighting, Sensing, Energy Management, Photoelectric Switch Sensor Relay.

Automotive Solutions

Truck, Bus & Off Road: Windshield Wiper, VAC pump, AC compressor, sunroof, window lift, lift gate, door lock, RAP, IGN87, fuel pump.

Electric Vehicles

Battery Disconnect Unit (BDU), Pre-charge Relay, Main Relay, On Board Charger (OBC), Off Board Charger, Converter, Inverter.