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QMARK MUH-Pro includes a pre-installed disconnect switch - Standard Suspended Electric Wall & Ceiling Unit Heaters
QMARKStandard Suspended Electric Wall & Ceiling Unit Heaters

QMARK MUH-Pro includes a pre-installed disconnect switch

The QMARK MUH-Pro (SKU 3G-OTH-63747) is a standard suspended electric wall and ceiling unit heater, model MUH074-PRO, operating at 480 V, 3-Phase. It includes a pre-installed disconnect switch, 24 VAC transformer…

SKU 3G-OTH-63747

Also listed as: MUH074PRO · MUH074 PRO

Brand
QMARK
Item
MUH-Pro includes a pre-installed disconnect switch
Category
Standard Suspended Electric Wall & Ceiling Unit Heaters
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

QMARK
Manufacturer Part Number
MUH074-PRO
Type
24 VAC transformer and single-stage thermostat
Voltage, Phase
480 V, 3-Phase
Overall Dimensions - H x W x D
19 in x 21.75 in x 7.5 in

Technical Documents

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QMARK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The QMARK MUH-Pro (SKU 3G-OTH-63747) is a standard suspended electric wall and ceiling unit heater, model MUH074-PRO, operating at 480 V, 3-Phase. It includes a pre-installed disconnect switch, 24 VAC transformer, and single-stage thermostat. The unit measures 19 in x 21.75 in x 7.5 in (H x W x D).

Frequently Asked Questions

What is the QMARK MUH-Pro unit heater used for?

The QMARK MUH-Pro is a standard suspended electric wall and ceiling unit heater designed for commercial and industrial spaces requiring reliable forced-air heating. It operates at 480 V, 3-Phase and includes a pre-installed disconnect switch, 24 VAC transformer, and single-stage thermostat for straightforward installation and control.

What are the specifications of the QMARK MUH074-PRO?

The QMARK MUH074-PRO operates at 480 V, 3-Phase and measures 19 in x 21.75 in x 7.5 in (H x W x D). It includes a pre-installed disconnect switch, 24 VAC transformer, and single-stage thermostat. The unit is a standard suspended electric wall and ceiling heater, model MUH-Pro, with manufacturer part number MUH074-PRO.

Where to buy the QMARK MUH-Pro unit heater worldwide?

3G Electric supplies the QMARK MUH-Pro unit heater worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to source the MUH074-PRO with its pre-installed disconnect switch, 24 VAC transformer, and single-stage thermostat for your project.

How to install the QMARK MUH-Pro electric unit heater?

Install the QMARK MUH-Pro as a suspended wall or ceiling unit heater, ensuring proper clearance and structural support. Connect the 480 V, 3-Phase power supply to the pre-installed disconnect switch, then wire the 24 VAC transformer and single-stage thermostat per local codes. Always follow the manufacturer's manual and consult a licensed electrician.

Used in

Common applications for QMARK
Warehouse heating — QMARK MUH-Pro series suspended unit heaters for large open spaces with 208/240 V or 480 V supply.
Commercial building lobbies — QMARK CDF557RE recessed ceiling panel heaters for discreet, fan-forced heating.
Industrial workshops — QMARK MUH154 standard suspended heater for 480 V, 3-phase applications requiring high heat output.
Retail storefronts — QMARK MUH107 wall-mounted heater for 277 V, 1-phase circuits in ceiling or wall installations.
Manufacturing facilities — QMARK MUH102-PRO with integrated controls for simplified installation in multi-zone heating systems.
Office partitions — QMARK QSF2424 mounting frame for surface-mounting 54UD25 heaters in areas with limited ceiling access.

QMARK Products

3G Electric supplies QMARK standard suspended electric wall & ceiling unit heaters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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