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Duct Heaters

Duct heaters used in forced air applications provide dedicated space heat or supplement existing heating systems. Typical applications are:

  • Space heating
  • Primary heating
  • Secondary and/or auxiliary heating
  • Reheat
  • Multi-zone and VAV systems
  • Replacement

OVERVIEW

Duct Heaters (IDHB) | Greenheck

IDHB

The IDHB series is an economical duct heater available in limited sizes. This duct heater features:

  • 50/60 Hz compatibility
  • Mounting: Horizontal or Vertical Up
  • Capacity: Up to 18 kW per square foot
  • Heater Controls: Stagged (1-3 stages)
  • Voltages: 120/1 - 480/3

Capacity and stages are dependent on voltage/phase and heater dimensions.

Capacity: 39.9 kW maximum

Stages: 3 maximum

Certifications:

UL 1996

Purchase Options:
Duct Heaters (IDHE) | Greenheck

IDHE

The IDHE is a universal mounting, up to six different positions including vertical down. The IDHE has the following features:

  • 50/60 Hz compatibility
  • Mounting: Six different positions including vertical down
  • Maximum size: 120 in. W x 144 in. H (3048 mm x 3658 mm)
  • Capacity: Up to 30 kW per square foot
  • Heater Controls: Staged, SCR, or Vernier SCR
  • Thermostat: room or duct
  • Voltages: 120/1 - 480/3

Capacity is dependent on voltage/phase and heater dimensions.

Capacity: 30 kW per square foot

Certifications:

UL 1996

Purchase Options:
Duct Heaters (IDHE-O) | Greenheck

IDHE-O

The IDHE-O has the same features as the IDHE and UL listed for outdoor applications. The IDHE-O has the following features:
  • NEMA 4 housing
  • 50/60 Hz compatibility
  • Mounting: Six different positions including vertical down
  • Maximum size: 120 in. W x 58 in. H (3048 mm x 1473 mm)
  • Capacity: Up to 30 kW per square foot
  • Heater Controls: Staged, SCR, or Vernier SCR
  • Thermostat: room or duct
  • Voltages: 120/1 - 480/3
  • Power fusing required
Certifications:

UL 1996