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Compact grey rotary disconnect switch with black knob, unit-mounted rectangular enclosure

Q-Mark

Q-Mark MPDS60 Disconnect Switch Unit-Mounted 600V 80A

SKU CH-2TDG-QGCAC

Unit-mounted rotary disconnect switch rated 600 V AC, 80 A for compatible HVAC units

  • Rated for 600 V AC and 80 A contact rating
  • Rotary switch design for clear on/off operation
  • Unit-mounted configuration fits directly on equipment
  • UL and CUL listed for safety compliance
  • Compatible with multiple MUH heater models from 25 kW to 50 kW

HVAC Disconnect Switch for Unit-Mounted

This Q-Mark rotary disconnect switch handles 80A at 600V AC across 208 to 600V AC and 50 or 60 Hz. It is built for direct unit mounting on compatible heating equipment in commercial or industrial HVAC systems.

UL and CUL Listed Rotary Design with Included Knob

The switch carries UL and CUL listings and fits within a 2 1/2 in height, 2 1/2 in width and 2 13/16 in depth footprint. A rotary operator and knob are included for local manual isolation during service or emergency shutdown.

Replaces Factory Disconnects on MUH Series Heaters

It serves as a direct replacement or upgrade for factory disconnects on MUH models including 72, 77, 78, 102, 107, 108, 152, 158, 202, 208, 252, 254, 304, 404 and 504. The jump is worth it when the existing switch is damaged, missing or no longer meets local code requirements.

Highlights

  • Rated for 600 V AC and 80 A contact rating
  • Rotary switch design for clear on/off operation
  • Unit-mounted configuration fits directly on equipment
  • UL and CUL listed for safety compliance
  • Compatible with multiple MUH heater models from 25 kW to 50 kW

Specifications

BrandQMARK

Questions about this item

What voltage range does the 600 V AC disconnect switch handle in practice?

The switch is rated for 208 to 600 V AC on both 50 Hz and 60 Hz supplies.

Which heater models does the 2-1/2 in by 2-1/2 in unit-mounted switch fit?

It fits MUH072, MUH077, MUH078, MUH102, MUH107, MUH108, MUH152, MUH158 3 Only, MUH202, MUH208, MUH252, MUH254, MUH304, MUH404 and MUH504.

How is the rotary disconnect installed and what step is often missed?

Mount the switch on the unit, wire the line and load terminals, then fit the supplied knob onto the rotary shaft — skipping the knob leaves the switch inoperable.

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