Features: With stable performance high precision small size light weight high reliability long life small radio dry worries and so on. 1 The electrical parameters: AC250V 50 ~ 60Hz 10A 2 Operating temperature range: 0 ~ 220 ℃ temperature accuracy: ± (2 ~ 5% ℃) 3 Replacement and operating temperature: 3 ~ 100 ℃ 4. Connection: plug terminal 250 # (bend 0 ~ 90 ° optional); plug terminal 187 # 5. Life: 100000 6 The electrical strength: AC2000V / 1min no flicker no breakdown 7 The contact resistance: ≤50mΩ 8 Insulating resistance: ≤100MΩ 9 Contact point form: normally closed type: temperature rise the contact is opened the temperature drops contact connected; normally open type: temperature rise the contact is turned on the temperature drops the contact is opened 10 Shell protection grade: IP00 11. Grounding Mode: thermostat connected through a metal shell and the device ground metal parts.