DPDT Actuator Switch

  • RS Stock No. 504-1545
  • Mfr. Part No. S2A
  • Manufacturer Belimo
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): CH
Product Details

Belimo Damper Actuators

Maintenance-free, low power consumption, rotary damper/louvre actuators, compatible with all leading makes of HVAC controls.

Minimum life of 60000 operations
Stall torque technology requires no end switches
Adjustable U-clamp accepts round or square shafts
Visible position indicator
Pushbutton manual override
Direction change switch
IP54 rated
150s motor run time
1m pre-wired cable
Stock nos. 504-1236 & 504-1242 feature an integrated 1xSPDT 3 (0.5)A 250Vac auxiliary switch
Optional auxiliary switch (stock no. 504-1545) suitable for use with LM, NM, SM and GM damper actuators, features 2xSPDT switches rated at 3 (0.5)A 250Vac and supplied with 1m of cable

Belimo Actuator

The Belimo 2 X SPDT actuator switch has an adjustable switch point. The auxiliary switch is mounted onto the direct-coupled actuator. This switch has an adjustable U-clamp, which accepts round or square shafts and is a rotary/louvre actuator. It is compatible with all leading makes of HVAC controls. This actuator operates on stall torque technology, which does not require end switches.

Features and Benefits

• Ambient temperature ranges between -30°C and 50°C
• Cable length is 1m
• Direction change switch
• Low power consumption
• Maintenance free
• Minimum 60000 operations
• Pushbutton manual override
• Rated impulse Voltage 4kV
• Switching capacity is between 1mA and 3A at 250VAC


• Can be used with LM, NM, SM and GM damper actuators


• IP54 rated
• UL Enclosure Type 2

Attribute Value
Number of Switches 2
Switch Configuration DPDT
Cable Length 1m
Number of Cables 1
8 In Global stock for delivery within 4 - 6 working days
Price Each
MYR 258.63
Per unit
1 - 11
12 - 24
25 +