Mini Power Relay SPDT 120V 30A, Economical

(image for) Mini Power Relay SPDT 120V 30A, Economical
Mini Power Relay SPDT 120V 30A, Economical
  • Model: ER30A-120

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$9.99

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This economical relay provides a simple and economical solution for switching any size 120V operated heater or motor. It is single pole, compact, C-form (one normal open, NO, and one normal close, NC), 110/120VAC coil voltage, and rates up to 30A of load (see spec below). It is shipped with 5 insulated connectors as shown in the picture. 

  

Compared to ice cube relays, this relay is more compact and epoxy sealed. All the connections are recessed. When connected with insulated connectors, it can be operated outside of the controller box.

Compared to using an SSR, the advantage of this relay are its compact size, no need for heat sink, no heat dissipation issue, real dry cut off and economical price. The disadvantage is limited life time and having to be switched at lower frequency than the SSR. If you don't need super high precision control (within 1 degree) and don't mind a small clicking sound, this relay is a better choice than the SSR. 

For wholesale customers, please contact us. 

Specifications

Type Power Relay
Coil Voltage (Rated) 110V/120V AC
Coil Voltage (Max) 130V AC
Contact Form SPDT (1 Form C)
Relay Type 1xNC, 1xNO
Life Expectancy Mechanical 1 x 107
Electrical 1 x 105
Contact Max Current NO:40A/240VAC; 30A/277VAC NC:30A/240VAC,30VDC (0.9W)
Motor Load: NO:2HP 250VAC, NC:1.5HP 250VAC
TV-5: 5A/280VAC(Ballast) 
Termination Style Quick Connect
Pin Count 5
Operating Temp -55 to 85°C (-67 to 185°F)
Operation Humidity 5~85%RH
Mounting Flange Mount
Dimension 50.2 x 27.5 x 27.8mm (1.97 x 1.08 x 1.09 inch)
Certification UL, TÜV, CQC

This product was added to our catalog on Wednesday 15 July, 2026.

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