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Part# 11-11191
MFR Model# 9100-001-I I6


Microdim Single Channel Dimmer - Single Channel Unit

5 to 35 VDC, 0-7.5 A per channel, Control over 210 Watts In a 0.9 Inch square by 1.9 Package.

Complete compact, light weight, powerful, solid state PWM dimmer. Sized for those tight panels with smaller dimensions and depth of 1.9.

Bushing Selection: Please select the 6mm bushing for panel thickness of 2.2mm/.086" or less, and 11mm bushing for greater panel thicknesses.

Lighting Selection: The Incandescent version will also control electroluminescence lighting. The LED/Incandescent version will control LED on one channel, and incandescent on the other.
California Prop 65 Warning Symbol

WARNING: The product may contain and/or expose you to a chemical(s) or substance(s) which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. www.P65Warnings.ca.gov


  • Single Channel control of aircraft Lighting - P/N 9100-001-I
  • Aircraft instrument panel lighting
  • Excellent control of Nulite instrument lighting
  • LED PWM dimmer, low range enhanced
  • RTCA/DO-160E SEC 21: RFE Qualified
  • Instrument Panels
  • Nulite dimmers
  • UMA dimmer
  • LED Glare shields, overheads
  • Avion Glare shield dimmer
  • LED lit panels
  • Hundreds of DC Lighting Control applications
  • Assembled in the USA


  • Voltage Range: 5VDC to 35VDC
  • Max Current: 7.5 A per channel
  • Dual channel device is the - J
  • Single channel device is the - I
  • Controlled Output: 5-35 VDC, 0 to 7.5 A, per channel
  • One or two channel units
    • Capacity:
      37.5 Watts @5 VDC each channel
      90 Watts @12 VDC each channel
      210 Watts @28 VDC each channel
      262 Watts @35 VDC each channel
  • Install with Standard Supplied solderless ring lug terminal
  • Potentiometer Rotation: 270 Rotational Life: 500K Turns
  • Internal temperature Protect: +85 C
  • Storage Temperature: -40 C to +100 C
  • Maximum Internal Temperature: @15A +15 C
  • Enclosure Material: Avantra 8731 polystyrene Meets UL 94
  • Flame Rating: Meets UL94V-0 (@ 0.062/1.5 mm min.) rating
  • Conforms to RTCA/DO-160E SEC 21: RFE (EMI)
  • One Year limited warranty
  • Weight: 1.31 oz including knobs


In The Box

  • MaxDim Micro unit
  • Installation instructions
  • Color coded terminals
  • Reference panel label
  • Knobs.
  • Frequently Purchased With
  • Customers Also Viewed
  • Related Items


Purchased to make the switch from regular post lights to LED. Works great.

Butch J
October 26, 2017


Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: How many Whelen Interior Light 70844 Series LED lights can we set up on the Microdim Single channel dimmer?

Per the manufacturer, the Microdim single channel dimmer could carry around 150 Whelen Interior Light 70844 Series LED lights.

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