Grove - SPDT Relay(30A)

80% of 100

The SPDT Relay(30A) is a high quality Single Pole Double Throw Relay(SPDT)

In stock
  • 10+: $8.91
  • 20+: $8.42
  • More
  • 50+: $7.92
  • Less



We've released the Seeed Relay Selection Guide, it will help you choose the relay that best suits your needs.


The  SPDT Relay(30A) is a high quality Single Pole Double Throw Relay(SPDT).The Relay consist of a coil, 1 common terminal, 1 normally closed(NC) terminal and one normally open(NO) terminal. When the coil of the relay is at rest (not energized), the common terminal and the normally closed terminal have continuity. When the coil is energized, the common terminal and the normally open terminal have continuity. This relay's coil is rated up to 5V and the contact is rated up to 30A (@250VAC, 30VDC). Use it to control AC appliances or high current DC devices.


Please exercise great care and safety precautions when working with mains voltages. If in doubt, contact a professional such as a licensed electrician for help.


  •  Grove interface compatible

  •  High Switching Current

  •  SPDT Relay

  •  Arduino library ready

  •  Normally closed relay

Technical details

Dimensions 20mm x20mm x8mm
Weight G.W 37g
Battery Exclude
Operating voltage 4.75V~5.25V
Operating current 185mA
Switching Voltage 250VAC/30VDC
Switching Current 30A
Pull-In Voltage(Max) 3.75VDC
Switch on Time(Max) 15ms
Release Time(Max) 10ms
Operating Ambient Temperature -25~70°C

Part List

Grove - SPDT Relay(30A) 1


HSCODE 85364110
USHSCODE 85364100
UPC 841454107606

Hot Water Solar Boiler Project

A solar boiler is great because it gives you hot water using free-sun-energy, but what if there is not enough sun or someone already used all the hot water ? This project helps you take the right decision. It warns you when you run out of hot water and al

Grove - SPDT Relay(30A)

Wiki of Grove - SPDT Relay(30A)

Write Your Own Review
Only registered users can write reviews. Please Sign in or create an account
Customer Reviews
    relay works well

    Review by

    Posted on

Product Faqs

Sort by