| Art.No | Operating voltage | Setting range | Approval | Dimensions | Weight |
| TRF012450 | 230VAC,50/60Hz | 40 to+90%RH | VDE+UL intended | 64.5X42X38mm | 70.0g |
| TRF012460 | 230VAC,50/60Hz | 65% RH pre-set | VDE+UL intended | 64.5X42X38mm | 70.0g |
| TRF012460 | 120VAC，50/60Hz | 40to+90%RH | UL intended | 64.5X42X38mm | 70.0g |
| TRF012469 | 120VAC，50/60Hz | 65% RH pre-set | UL intended | 64.5X42X38mm | 70.0g |
