![[MITSUBISHI ELECTRIC] — UT/UN-RR Thermal Relay Reset Release Units](https://img.prosourcemro.com/2026/08/Mstn-photo-opt-rr-1-1024x1024.png)
Accessories
MITSUBISHI ELECTRIC
[MITSUBISHI ELECTRIC] — UT/UN-RR Thermal Relay Reset Release Units
Family ID: MEL-OPT-RR
Mitsubishi Electric UT-RR and UN-RR reset release units allow resetting a tripped TH thermal overload relay from outside the control panel door. Release lengths of 200, 400, 550, and 700mm; minimum bending radius 50mm. The transparent mounting base keeps the relay's operating state and current setting visible after installation. Series by relay frame: UT-RR for TH-T18, UN-RR200 series for TH-T25/T50 and TH-N20, UN-RR206 series for TH-T65/T100 and TH-N60 to N600.
12 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| UT-RR205 | Reset release UT-RR205, 200mm | MITSUBISHI ELECTRIC | Release Length: 200mm · Applicable Thermal Relay: TH-T18 | ||
| UT-RR405 | Reset release UT-RR405, 400mm | MITSUBISHI ELECTRIC | Release Length: 400mm · Applicable Thermal Relay: TH-T18 | ||
| UT-RR555 | Reset release UT-RR555, 550mm | MITSUBISHI ELECTRIC | Release Length: 550mm · Applicable Thermal Relay: TH-T18 | ||
| UT-RR705 | Reset release UT-RR705, 700mm | MITSUBISHI ELECTRIC | Release Length: 700mm · Applicable Thermal Relay: TH-T18 | ||
| UN-RR200 | Reset release UN-RR200, 200mm | MITSUBISHI ELECTRIC | Release Length: 200mm · Applicable Thermal Relay: TH-T25/T50, TH-N20/N20TA | ||
| UN-RR400 | Reset release UN-RR400, 400mm | MITSUBISHI ELECTRIC | Release Length: 400mm · Applicable Thermal Relay: TH-T25/T50, TH-N20/N20TA | ||
| UN-RR550 | Reset release UN-RR550, 550mm | MITSUBISHI ELECTRIC | Release Length: 550mm · Applicable Thermal Relay: TH-T25/T50, TH-N20/N20TA | ||
| UN-RR700 | Reset release UN-RR700, 700mm | MITSUBISHI ELECTRIC | Release Length: 700mm · Applicable Thermal Relay: TH-T25/T50, TH-N20/N20TA | ||
| UN-RR206 | Reset release UN-RR206, 200mm | MITSUBISHI ELECTRIC | Release Length: 200mm · Applicable Thermal Relay: TH-T65/T100, TH-N60 to N600 | ||
| UN-RR406 | Reset release UN-RR406, 400mm | MITSUBISHI ELECTRIC | Release Length: 400mm · Applicable Thermal Relay: TH-T65/T100, TH-N60 to N600 | ||
| UN-RR556 | Reset release UN-RR556, 550mm | MITSUBISHI ELECTRIC | Release Length: 550mm · Applicable Thermal Relay: TH-T65/T100, TH-N60 to N600 | ||
| UN-RR706 | Reset release UN-RR706, 700mm | MITSUBISHI ELECTRIC | Release Length: 700mm · Applicable Thermal Relay: TH-T65/T100, TH-N60 to N600 |
