• Siemens Damper Motors
  • Weishaupt Burner Drive Motors
  • Honeywell Damper Motors
Weishaupt Air Damper Motor STE4.5 651103
Weishaupt STE4.5 Air Damper motor.
Siemens SQN90.240B2793 Actuator (Riello 733003887)
Suitable for Riello burners RS28-809T1-809M, RS34MZ-883T, RS38-810T1-810M, RS44MZ-884T1, RS50-811T1-811M, RS64MZ-885T and other burner manufacturers
Siemens SQN31.251A2700 Actuator
General electrical data:
Mains voltage: 220 V - 15% ... 240 V + 10%
Mains frequency: 50 ... 60 Hz ± 6%
Indicated operating times apply to 50 Hz, at 60 Hz approx. 20% shorter
Reversible, 2 limit switches, 2-3 auxiliary switches
Siemens SQN31.221A2700 Actuator
SQN31.221A2700 Siemens Burner Drive Motor, used as OEM part on many burners such as Dunphy, Riello, Unigas, Bentone, Ecoflam and many others.

General electrical data:
Mains voltage: 220 V - 15% ... 240 V + 10%
Mains frequency: 50 ... 60 Hz ± 6%
Indicated operating times apply to 50 Hz, at 60 Hz approx. 20% shorter
Reversible, 2 limit switches, 2-3 auxiliary switches
Honeywell M9484F1057/U MODUTROL MOTOR
Switch rating: At 120 Vac – 7.2 AFL, 43.2 ALR, 40 VA pilot duty opposite contact; At 240 Vac – 3.6 AFL, 21.6 ALR, 40 VA pilot duty opposite contact.
Timing: 90 degree stroke – 30 seconds, 160 degree stroke – 53 seconds

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