Top Sellers in Duct Heater

Stelpro 6000W Duct Heater, 8" Round Duct, 240V, 50 CFM

SDHR08060002

Stelpro 6000W Duct Heater, 8" Round Duct, 240V, 50 CFM features: 4 levels of security: Manual protection, automatic protection, terminal...

$611.34Each

Stelpro 5000W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM

SDHR08050002DS

Stelpro 5000W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM features: This model includes a disconnect switch...

$591.04Each

Stelpro 1500W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM

SDHR08015002DS

Stelpro 1500W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM features: This model includes a disconnect switch...

$537.31Each

Stelpro 4500W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA080421

Stelpro 4500W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 3000W Duct Heater w/ Disconnect Switch, 5" Round Duct, 240V, 50 CFM

SDHR05030002DS

Stelpro 3000W Duct Heater w/ Disconnect Switch, 5" Round Duct, 240V, 50 CFM features: This model includes a disconnect switch...

$469.85Each

Stelpro 7000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA100753

Stelpro 7000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,606.57Each

Stelpro 7000W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA100721

Stelpro 7000W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,548.06Each

Stelpro 10in Plenum Kit for MUAA Duct Heaters, 100 Amps

MUAA10-DNW

Stelpro 10in Plenum Kit for MUAA Duct Heaters, 100 Amps features: Plenum kit allowing for installation into confined spacesIncludes a...

$421.49Each

Stelpro 6000W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA080683

Stelpro 6000W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel...

$1,290.75Each

Stelpro 6000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA080653

Stelpro 6000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,290.75Each

Stelpro 6000W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA080621

Stelpro 6000W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,290.75Each

Stelpro 5000W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA080583

Stelpro 5000W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,309.85Each

Stelpro 5000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA080553

Stelpro 5000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,309.85Each

Stelpro 4500W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA080483

Stelpro 4500W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,328.96Each

Stelpro 4500W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA080453

Stelpro 4500W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,309.85Each

Stelpro 6in Plenum Kit for MUAA Series Duct Heaters, 40 Amp

MUAA06-DNW

Stelpro 6in Plenum Kit for MUAA Series Duct Heaters, 40 Amp features: Plenum kit allowing for installation into confined spaces...

$287.76Each

Stelpro 8in Plenum Kit for MUAA Series, 40 Amps

MUAA08-DNW

Stelpro 8in Plenum Kit for MUAA Series, 40 Amps features: Plenum kit allowing for installation into confined spacesIncludes a disconnect...

$287.76Each

Stelpro 3000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA060353

Stelpro 3000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 3000W Make-Up Duct Heater w/ Motorized Damper, 240/208V, 1 Ph, Gray

MUAA060321M

Stelpro 3000W Make-Up Air Unit w/ Motorized Damper, 240/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 3000W Make-Up Duct Heater, 240/208V, 1 Ph, Gray

MUAA060321

Stelpro 3000W Make-Up Air Unit, 240/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$708.06Each

Stelpro 2000W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA060283

Stelpro 2000W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 2000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA060253

Stelpro 2000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 2000W Make-Up Duct Heater w/ Motorized Damper, 240V/208V, 1 Ph, Gray

MUAA060221M

Stelpro 2000W Make-Up Air Unit w/ Motorized Damper, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 2000W Make-Up Duct Heater w/ Motorized Damper, 120V, 1 Ph, Gray

MUAA060211M

Stelpro 2000W Make-Up Air Unit w/ Motorized Damper, 120V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 2000W Make-Up Duct Heater, 120V, 1 Ph, Gray

MUAA060211

Stelpro 2000W Make-Up Air Unit, 120V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$708.06Each

Stelpro 1500W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA060183

Stelpro 1500W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 1500W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA060153

Stelpro 1500W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 1500W Make-Up Duct Heater w/ Motorized Damper, 240V/208V, 1 Ph, Gray

MUAA060121M

Stelpro 1500W Make-Up Air Unit w/ Motorized Damper, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 1500W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA060121

Stelpro 1500W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$708.06Each

Stelpro 1500W Make-Up Duct Heater w/ Motorized Damper, 120V, 1 Ph, Gray

MUAA060111M

Stelpro 1500W Make-Up Air Unit w/ Motorized Damper, 120V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 6000W Duct Heater, 8" Round Duct, 240V, 50 CFM

SDHR08060002

Stelpro 6000W Duct Heater, 8" Round Duct, 240V, 50 CFM features: 4 levels of security: Manual protection, automatic protection, terminal...

$611.34Each

Stelpro 5000W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM

SDHR08050002DS

Stelpro 5000W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM features: This model includes a disconnect switch...

$591.04Each

Stelpro 1500W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM

SDHR08015002DS

Stelpro 1500W Duct Heater w/ Disconnect Switch, 8" Round Duct, 240V, 50 CFM features: This model includes a disconnect switch...

$537.31Each

Stelpro 4500W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA080421

Stelpro 4500W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 3000W Duct Heater w/ Disconnect Switch, 5" Round Duct, 240V, 50 CFM

SDHR05030002DS

Stelpro 3000W Duct Heater w/ Disconnect Switch, 5" Round Duct, 240V, 50 CFM features: This model includes a disconnect switch...

$469.85Each

Stelpro 7000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA100753

Stelpro 7000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,606.57Each

Stelpro 7000W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA100721

Stelpro 7000W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,548.06Each

Stelpro 10in Plenum Kit for MUAA Duct Heaters, 100 Amps

MUAA10-DNW

Stelpro 10in Plenum Kit for MUAA Duct Heaters, 100 Amps features: Plenum kit allowing for installation into confined spacesIncludes a...

$421.49Each

Stelpro 6000W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA080683

Stelpro 6000W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel...

$1,290.75Each

Stelpro 6000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA080653

Stelpro 6000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,290.75Each

Stelpro 6000W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA080621

Stelpro 6000W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,290.75Each

Stelpro 5000W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA080583

Stelpro 5000W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,309.85Each

Stelpro 5000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA080553

Stelpro 5000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,309.85Each

Stelpro 4500W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA080483

Stelpro 4500W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,328.96Each

Stelpro 4500W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA080453

Stelpro 4500W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,309.85Each

Stelpro 6in Plenum Kit for MUAA Series Duct Heaters, 40 Amp

MUAA06-DNW

Stelpro 6in Plenum Kit for MUAA Series Duct Heaters, 40 Amp features: Plenum kit allowing for installation into confined spaces...

$287.76Each

Stelpro 8in Plenum Kit for MUAA Series, 40 Amps

MUAA08-DNW

Stelpro 8in Plenum Kit for MUAA Series, 40 Amps features: Plenum kit allowing for installation into confined spacesIncludes a disconnect...

$287.76Each

Stelpro 3000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA060353

Stelpro 3000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 3000W Make-Up Duct Heater w/ Motorized Damper, 240/208V, 1 Ph, Gray

MUAA060321M

Stelpro 3000W Make-Up Air Unit w/ Motorized Damper, 240/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 3000W Make-Up Duct Heater, 240/208V, 1 Ph, Gray

MUAA060321

Stelpro 3000W Make-Up Air Unit, 240/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$708.06Each

Stelpro 2000W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA060283

Stelpro 2000W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 2000W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA060253

Stelpro 2000W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 2000W Make-Up Duct Heater w/ Motorized Damper, 240V/208V, 1 Ph, Gray

MUAA060221M

Stelpro 2000W Make-Up Air Unit w/ Motorized Damper, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 2000W Make-Up Duct Heater w/ Motorized Damper, 120V, 1 Ph, Gray

MUAA060211M

Stelpro 2000W Make-Up Air Unit w/ Motorized Damper, 120V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 2000W Make-Up Duct Heater, 120V, 1 Ph, Gray

MUAA060211

Stelpro 2000W Make-Up Air Unit, 120V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$708.06Each

Stelpro 1500W Make-Up Duct Heater, 208V, 3 Ph, Gray

MUAA060183

Stelpro 1500W Make-Up Air Unit, 208V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 1500W Make-Up Duct Heater, 480V, 3 Ph, Gray

MUAA060153

Stelpro 1500W Make-Up Air Unit, 480V, 3 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$1,176.12Each

Stelpro 1500W Make-Up Duct Heater w/ Motorized Damper, 240V/208V, 1 Ph, Gray

MUAA060121M

Stelpro 1500W Make-Up Air Unit w/ Motorized Damper, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

Stelpro 1500W Make-Up Duct Heater, 240V/208V, 1 Ph, Gray

MUAA060121

Stelpro 1500W Make-Up Air Unit, 240V/208V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge galvanized steel cabinet...

$708.06Each

Stelpro 1500W Make-Up Duct Heater w/ Motorized Damper, 120V, 1 Ph, Gray

MUAA060111M

Stelpro 1500W Make-Up Air Unit w/ Motorized Damper, 120V, 1 Ph, Gray features: Made to Order | Cannot be Canceled 22-gauge...

$1,033.43Each

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