The GT3A timer offer flexible multi-mode/multi-range timers with 5A contacts in octal plug-in format. Time range up to 180 hours. Both power on and momentary input trigger type SPDT and DPDT contact configuration. The GT3F offer true power off delay timer with 5A contacts. Time range up to 10 minutes in SPDT and DPDT contact configuration. The GT3S is a Star Delta timer with 5A contacts. Operating input 120 to 240VAC The GT3W is a Multi function dual time range timer with 5A contact rating. Time ranges up to 300 hours. The RTE is a multi-mode and multi-range timers with 10A contacts in both octal and blade plug in format, with SPDT and DPDT contact configuration