Medium Lighting Control Panel

The Reliable Controls Medium Lighting Control Panel is a complete assembly of controls and switching relays wired for installation in an electrical system. Customize the Medium Lighting Control Panel with your choice of MACH‑ProLight controllers, relays, wiring, and transformer input voltage to meet your lighting control strategy needs.

Purchase Products

Product features

Easy Integration

  • Compatible with a flexible mix of dimming and switching loads.
  • Fully assembled with complete low-voltage terminations.
  • UL 508A Listed for common line-voltage connections up to 347 VAC.
  • Flexible 120/240/277/347 VAC input options.
  • Supports industry-standard Panasonic WR-6161K-84 or WR-6172K-84 series relays, suitable for all types of lighting loads.
  • Compatible with Douglas Lighting 8700 series switches.
  • Connect lux and occupancy sensors directly to relays or analog inputs.
  • Use the EnOcean Transceiver port to connect wireless lighting peripherals or control plug loads.
  • Title 24 compliant.

Powerful Control Options

  • 24 VAC transformer powers relays, controllers, and switching peripherals.
  • Control outputs for dimming and switching.
  • Monitor the status of each relay position using the output control wire.
  • Outputs can sink or source current.
  • OpenADR ready for MACH-Pro(Web)Com and
    MACH‑Pro(Web)Sys controllers.
  • Connect switches in parallel with controller output for multi-input relay switching.
  • BACnet Binary Lighting Output (B-BLO) object automates the Blink Warn function.

Easy Mounting

  • Easily add or remove relays with quick-release spring-clip mounting.
  • NEMA 1 enclosure with standard electrical knockouts.


  • Switch up to four relays with each relay driver output.
  • All switching is zero cross.


  • 5 years.
RoHS 3 Certified

Technical specifications


  • Use up to two of any model of MACH-ProLight with the Medium Lighting Control Panel.
  • Add any model of MACH‑ProView controller to the panel when you select a compatible door option.

Power Supply

  • Choose one control transformer:
    • 120/240/277 VAC input, 24 VAC output, 100 VA with resettable internal breaker.
    • Optional 120/347 VAC input, 24 VAC output, 100 VA with resettable internal breaker.


  • Supports up to 32 relays.
  • Manual override switch with position indicators.
  • Provides relay status on output control wiring.
  • Color-coded terminal screws.
  • Panasonic WR-6161 single-pole latching relay:
    • 30 A: 120/277/300/347 VAC.
  • Panasonic WR-6172K double-pole latching relay:
    • 20 A: 120/277/347/480 VAC.

Relay Mounting Plate

  • Up to 32 spring-loaded relay plates for tool-free relay removal.
  • Removable barrier for adding relay circuits.

Wire Duct

  • 1.5" x 2" wire duct.

Terminal Blocks

  • 12–30 AWG (3.31–0.05 mm2).
  • Stranded or solid core.
  • Copper conductors only.


  • #8 clearance holes on enclosure back laid out on 16" centers in both horizontal and vertical orientations.


  • NEMA 1 carbon steel enclosure, gloss black.
  • Removable backplate with Class 1 voltage barrier.
  • Standard flat panel door.
  • Optional hinged panel door.
  • Optional MACH-ProView Panel Mount Kit with flat or hinged panel door in left- or right-hand configuration.
  • Ground-wire connection lug.
  • Class 1 voltage compartment for line-voltage terminations.


  • 61 cm W x 68.6 cm H x 10.8 cm D
    (24" W x 27"H x 4.25" D).


  • Fully assembled weight: 28 kg (61.7 lb).

Ambient Limits

  • Operating: 0°C to 50°C (32°F to 122°F).
  • Shipping: –25°C to 60°C (–13°F to 140°F).
  • Humidity: 10%–90% RH noncondensing.


  • UL 508A Listed
  • Plenum rated.


Application diagram

Networking diagram


Custom Lighting Control Panels


MACH-ProView™ Panel Mount Kit
Seamlessly integrate your MACH-ProView™ controller in an aesthetically pleasing, flush-mounted application with the MACH-ProView Panel Mount Kit. Constructed from durable cold-rolled steel and finished with a high-quality powder coat, the MACH-ProView Panel Mount Kit provides a simple way to install your touchscreen controller on the door of a control cabinet and affords a higher level of environmental protection than the MACH-ProView alone.