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3G Electric
MARKEL Large Recessed Electric Wall Heater with Occupancy Sensor - Large Recessed Electric Wall Heaters with Occupancy Sensor
MARKELLarge Recessed Electric Wall Heaters with Occupancy Sensor

MARKEL Large Recessed Electric Wall Heater with Occupancy Sensor

The MARKEL F3455SD-GB is a large recessed electric wall-mount heater with occupancy sensor, rated at 5,000W and 208V AC, single-phase. It features a bronze grille and rough-in dimensions of 23-1/16 in x 14-1/4 in x…

SKU 3G-OTH-63963

Also listed as: F3455SDGB · F3455SD GB

Brand
MARKEL
Item
Large Recessed Electric Wall Heater with Occupancy Sensor
Part Number
F3455SD-GB
Category
Large Recessed Electric Wall Heaters with Occupancy Sensor
Available to Order
Also known as:F3455SD-GBMARKEL
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

MARKEL
Manufacturer Part Number
F3455SD-GB
Type
Single Phase, 1-phase, Bronze
AC
208V
Phase
Single
Voltage
208V AC
Grille Color
Bronze
Voltage, Phase
208V AC, 1-phase
Wattage Output
5,000W
Nominal Voltage - HVAC
208V AC
Programming Capability
Programmable with Optional Thermostat
Rough-In Dimensions - H x W x D
23-1/16 in x 14-1/4 in x 4-1/4 in

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

Product Description

The MARKEL F3455SD-GB is a large recessed electric wall-mount heater with occupancy sensor, rated at 5,000W and 208V AC, single-phase. It features a bronze grille and rough-in dimensions of 23-1/16 in x 14-1/4 in x 4-1/4 in. This unit is programmable with an optional thermostat.

Frequently Asked Questions

What is the MARKEL F3455SD-GB recessed wall heater used for?

The MARKEL F3455SD-GB is a large recessed electric wall-mount heater designed for commercial or industrial spaces requiring supplemental heating. Its 5,000W output and 208V AC single-phase power suit warehouses, workshops, or large rooms. The built-in occupancy sensor and optional programmable thermostat enable energy-efficient, automatic operation.

What are the specifications of the MARKEL F3455SD-GB heater?

The MARKEL F3455SD-GB is a 5,000W, 208V AC single-phase recessed wall heater with a bronze grille. Rough-in dimensions are 23-1/16 in x 14-1/4 in x 4-1/4 in. It is programmable with an optional thermostat and includes an occupancy sensor. The unit is designed for large-area heating in commercial or industrial settings.

Where to buy the MARKEL F3455SD-GB heater worldwide?

3G Electric supplies the MARKEL F3455SD-GB recessed wall heater worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this model to commercial and industrial buyers internationally.

How to install the MARKEL F3455SD-GB recessed wall heater?

Install the MARKEL F3455SD-GB by cutting a rough opening matching its dimensions (23-1/16 in x 14-1/4 in x 4-1/4 in) into the wall. Connect 208V AC single-phase power per local codes. Secure the heater housing, attach the bronze grille, and wire the optional thermostat if used. Always follow the manufacturer's manual and consult a licensed electrician.

Used in

Common applications for MARKEL
Commercial building heating — Markel suspended unit heaters (e.g., 5115CA1NP3P) for wall or ceiling mounting in open spaces
Institutional restrooms — Markel large recessed wall heaters with occupancy sensors (e.g., G3455SD-GB) for intermittent heating
Industrial maintenance — Markel unit-mounted disconnect switches (e.g., DCS403/5100) for local power isolation during service
Warehouse freeze protection — Markel fan-forced unit heaters on 480 V AC 3-phase power for large-volume spaces
Office or retail retrofit — Markel recessed wall heaters with bronze grille and programmable thermostat option
Manufacturing facility — Markel three-phase recessed heaters (e.g., J3455SD-GB) for zoned electric heating
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MARKEL Products

3G Electric supplies MARKEL large recessed electric wall heaters with occupancy sensor. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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