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Honeywell ML7999A actuator, part of the ControLinks™ Fuel Air Control System, provides 100 lb-in. torque, pulse-width-modulating control of combustion air dampers, butterfly gas valves, oil modulation valves and flue gas recirculation.


  • Password protected using eight-digit hexadecimal identification signal
  • Separate wiring compartment between line voltage power wiring and low voltage control
  • Couples directly to a 1/2-in. shaft with no additional parts required; couples directly to 5/16-in. and 3/8-in. shafts using self-centering shaft reduction accessories
  • Shaft coupler assembly available for shafts larger than 1/2-in.
  • Bracket accessory kit available for mounting to Honeywell V51 butterfly gas valves
  • Visual indication of actuator position
  • NEMA 2
  • IF54 with weatherproof kit

Product Specifications

50 Hz; 60 Hz
Approvals, Underwriters Laboratories Inc.
Meets UL873
Approvals, Canadian Standards Association
Operating Humidity Range (% RH)
5 to 95% RH, non-condensing
15VA,100 to 240 Vac
Shipping and Storage Temperature Range (F)
-40 F to +150 F
Shipping and Storage Temperature Range (C)
-40 C to +65 C
Approvals, CE
0.0 to 0.5g continuous
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