The ABB 1SAZ431201R1003 is a solid-state overload relay in the Circuit Breakers, Fuses & Protection family, sized to the 135 A current class and sold under ASEA BROWN BOVERI legacy branding on the part label. It sits in the Solid State Overload Relays sub-category, which puts it next to the motor-protection devices used to trip a contactor when running current exceeds the setpoint — not a breaker, not a fuse, but the electronic element behind the heater socket.
ABB 1SAZ431201R1003 Solid State Overload Relay, 135 A
MPN1SAZ431201R1003
ABB 1SAZ431201R1003 solid-state overload relay, 135 A class, listed at 0.45 kgs, in the Circuit Breakers, Fuses & Protection / Solid State Overload Relays family.
$95.25Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.45 kgs |
Product details
Frequently asked questions
What's the listed part number for this solid-state overload relay?
The listed part number is 1SAZ431201R1003.
What weight is published for 1SAZ431201R1003?
The published weight for 1SAZ431201R1003 is 0.45 kgs.
MPN
1SAZ431201R1003