Wolf SR 121/1 industrial Room Thermostat

- Brand: Wolf
- Model: SR 121/1
- Type: Industrial Room Thermostat 

- Part number: 2735300

- all tech specs:
  - Function: Mechanical room thermostat for controlling room temperature in heating systems 
  - Control Principle: Bimetal strip 
  - Temperature Range: 5 – 40 °C
  - Switching Differential: ≈ 0.75 K
  - Switching Capacity: 8(4) A, 250 V AC
  - Contact Type: Changeover (SPDT) – heating / off / cooling
  - Connection: 3-wire (L, N, switching contact)
  - Mounting: Surface mounting on wall 
  - Sensor Location: Internal 
  - Protection Rating: IP54
  - Operating Temperature: 0 – 40 °C 
  - Features: Simple knob adjustment, no power supply required, frost protection     function (activates at ≈ 5 °C), compact classic design

Dimensions: 160 x 120 x 80 mm

Weight: 350 g

Country of origin: Germany

HS code: 903210