Door HardwareReviewed 2026-08-28

Contact rating

How much voltage and current a relay contact can switch.

Oversized loads weld contacts or fail early.

If the operator draw is higher than the receiver relay, add an interposing relay.

Also called

contact ratingswitching capacityrelay load ratingContact ratingcontact rating and switching capacity

Catalog fields

Contact RatingSwitching Capacity

Source: Transmitter Solutions product training