We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 4000 W, 240V AC, Single Phase, 240V AC - Large Recessed Electric Wall Heaters with Occupancy Sensor
MARKEL PRODUCTSLarge Recessed Electric Wall Heaters with Occupancy Sensor

MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 4000 W, 240V AC, Single Phase, 240V AC

The MARKEL PRODUCTS Recessed Electric Wall-Mount Heater (SKU 52YX36, MPN H3454SD-GB) is a large recessed electric wall heater with occupancy sensor, delivering 4000 W at 240V AC, single-phase. It features a bronze…

SKU 3G-OTH-64084

Brand
MARKEL PRODUCTS
Item
Recessed Electric Wall-Mount Heater: 4000 W, 240V AC, Single Phase, 240V AC
Category
Large Recessed Electric Wall Heaters with Occupancy Sensor
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

MARKEL PRODUCTS
Manufacturer Part Number
H3454SD-GB
Type
Single Phase, 1-phase
AC
240V
Phase
Single
Voltage
240V AC
Grille Color
Bronze
Voltage, Phase
240V AC, 1-phase
Wattage Output
4000 W
Nominal Voltage - HVAC
240V 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
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The MARKEL PRODUCTS Recessed Electric Wall-Mount Heater (SKU 52YX36, MPN H3454SD-GB) is a large recessed electric wall heater with occupancy sensor, delivering 4000 W at 240V AC, single-phase. It features a bronze grille and is programmable with an optional thermostat. Rough-in dimensions are 23-1/16 in x 14-1/4 in x 4-1/4 in.

Frequently Asked Questions

What is the MARKEL PRODUCTS H3454SD-GB recessed electric wall heater used for?

The MARKEL PRODUCTS H3454SD-GB is a large recessed electric wall heater with occupancy sensor, designed for heating commercial or industrial spaces. It delivers 4000 W at 240V AC, single-phase, and is programmable with an optional thermostat for energy-efficient temperature control.

What are the specifications of the MARKEL PRODUCTS H3454SD-GB heater?

The MARKEL PRODUCTS H3454SD-GB heater has a wattage output of 4000 W, operates on 240V AC, single-phase, and features 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.

Where to buy the MARKEL PRODUCTS H3454SD-GB heater worldwide?

3G Electric supplies the MARKEL PRODUCTS H3454SD-GB heater to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 4000 W, 240V AC, single-phase recessed wall heater to your facility. Contact us for availability and lead time.

How to install the MARKEL PRODUCTS H3454SD-GB recessed wall heater?

Install the MARKEL PRODUCTS H3454SD-GB heater by mounting it into a wall rough-in opening of 23-1/16 in x 14-1/4 in x 4-1/4 in. Connect to a 240V AC, single-phase supply. Follow local electrical codes and the manufacturer's manual for wiring and thermostat programming. Always disconnect power before installation.

Used in

Common applications for MARKEL PRODUCTS
Commercial warehouses — MARKEL heavy-duty fan-forced wall heaters (e.g., H3346T-BMS) for maintaining ambient temperature in large open spaces.
Hazardous industrial zones — MARKEL PHLA series portable heaters for temporary heating in areas with flammable atmospheres.
HVACR maintenance — MARKEL replacement ceiling heater elements (e.g., 25465003) for servicing existing wall and ceiling heater units.
Office buildings — MARKEL recessed wall heaters with occupancy sensors (e.g., K3455SD-GB) for zone heating in conference rooms and lobbies.
Manufacturing plants — MARKEL surface-mount cabinet heaters (e.g., F3346T-BMS-W) for spot heating near workstations or equipment.
Electrical rooms — MARKEL 6,000 W wall heaters (e.g., J3346T-BMS-W) for freeze protection and humidity control in enclosed spaces.

MARKEL PRODUCTS Products

3G Electric supplies MARKEL PRODUCTS 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
MARKEL Recessed Electric Wall-Mount Heater: 4000 W, 208V AC, Single Phase, 208V AC, 1-phase, Bronze (MPN F3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 208V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Single.
MARKEL
MARKEL Recessed Electric Wall-Mount Heater: 4000 W, 208V AC, Single Phase, 208V AC, 1-phase, Bronze (MPN F3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 208V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Single.
MARKEL Recessed Electric Wall-Mount Heater: 5,000W, 208V AC, Single Phase, 208V AC, 1-phase, Bronze (MPN F3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 208V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Single.
MARKEL
MARKEL Recessed Electric Wall-Mount Heater: 5,000W, 208V AC, Single Phase, 208V AC, 1-phase, Bronze (MPN F3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 208V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Single.
MARKEL Recessed Electric Wall-Mount Heater: 4000 W, 208V AC, Three Phase, 208V AC, 3-phase, Bronze (MPN J3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 208V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Three.
MARKEL
MARKEL Recessed Electric Wall-Mount Heater: 4000 W, 208V AC, Three Phase, 208V AC, 3-phase, Bronze (MPN J3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 208V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Three.
MARKEL Recessed Electric Wall-Mount Heater: 5,000W, 277V AC, Single Phase, 277V AC, 1-phase, Bronze (MPN G3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 277V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 277V AC; Brand: MARKEL; Phase: Single.
MARKEL
MARKEL Recessed Electric Wall-Mount Heater: 5,000W, 277V AC, Single Phase, 277V AC, 1-phase, Bronze (MPN G3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 277V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 277V AC; Brand: MARKEL; Phase: Single.
MARKEL Recessed Electric Wall-Mount Heater: 5,000W, 208V AC, Three Phase, 208V AC, 3-phase, Bronze (MPN J3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 208V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Three.
MARKEL
MARKEL Recessed Electric Wall-Mount Heater: 5,000W, 208V AC, Three Phase, 208V AC, 3-phase, Bronze (MPN J3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 208V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 208V AC; Brand: MARKEL; Phase: Three.
MARKEL Recessed Electric Wall-Mount Heater: 2000 W/1500 W/4000 W/3000 W, 208/240V AC, Single Phase (MPN 3316HF-T2RPW). Key specifications — Grille Color: White; Programming Capability: Non-Programmable; Wattage Output: 2000 W/1500 W; Rough-In Dimensions - H x W x D: 19-1/2 in x 14-1/8 in x 4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL; Phase: Single; Voltage: 208/240V AC.
MARKEL
MARKEL Recessed Electric Wall-Mount Heater: 2000 W/1500 W/4000 W/3000 W, 208/240V AC, Single Phase (MPN 3316HF-T2RPW). Key specifications — Grille Color: White; Programming Capability: Non-Programmable; Wattage Output: 2000 W/1500 W; Rough-In Dimensions - H x W x D: 19-1/2 in x 14-1/8 in x 4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL; Phase: Single; Voltage: 208/240V AC.

More from MARKEL PRODUCTS

View all MARKEL PRODUCTS parts →
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 5,000W, 240V AC, Single Phase, 240V AC, 1-phase (MPN H3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 240V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL PRODUCTS; Phase: Single.
MARKEL PRODUCTS
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 5,000W, 240V AC, Single Phase, 240V AC, 1-phase (MPN H3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 240V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL PRODUCTS; Phase: Single.
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 4000 W, 240V AC, Three Phase, 240V AC, 3-phase (MPN K3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 240V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL PRODUCTS; Phase: Three.
MARKEL PRODUCTS
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 4000 W, 240V AC, Three Phase, 240V AC, 3-phase (MPN K3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 240V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL PRODUCTS; Phase: Three.
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 4000 W, 277V AC, Single Phase, 277V AC, 1-phase (MPN G3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 277V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 277V AC; Brand: MARKEL PRODUCTS; Phase: Single.
MARKEL PRODUCTS
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 4000 W, 277V AC, Single Phase, 277V AC, 1-phase (MPN G3454SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 4000 W; Voltage, Phase: 277V AC, 1-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 277V AC; Brand: MARKEL PRODUCTS; Phase: Single.
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 5,000W, 240V AC, Three Phase, 240V AC, 3-phase (MPN K3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 240V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL PRODUCTS; Phase: Three.
MARKEL PRODUCTS
MARKEL PRODUCTS Recessed Electric Wall-Mount Heater: 5,000W, 240V AC, Three Phase, 240V AC, 3-phase (MPN K3455SD-GB). Key specifications — Grille Color: Bronze; Programming Capability: Programmable with Optional Thermostat; Wattage Output: 5,000W; Voltage, Phase: 240V AC, 3-phase; Rough-In Dimensions - H x W x D: 23-1/16 in x 14-1/4 in x 4-1/4 in; Nominal Voltage - HVAC: 240V AC; Brand: MARKEL PRODUCTS; Phase: Three.