Apply to be a TradeMaster!
Filter menu expanded

Filters

1,101 items
Reset

SORT

Product Availability

Show In Stock Only (364)

BTU Input

0 - 50,000 (63)
50,000 - 60,000 (30)
60,000 - 70,000 (22)
70,000 - 80,000 (14)
80,000 - 90,000 (17)
90,000 - 100,000 (16)
100,000+ (148)

BTU Output

1,000 - 2,000 (4)
2,000 - 3,000 (1)
3,000 - 4,000 (4)
4,000 - 5,000 (6)
5,000 - 6,000 (4)
6,000 - 7,000 (1)
7,000 - 8,000 (4)
8,000 - 9,000 (2)
9,000 - 10,000 (8)
10,000 - 11,000 (30)

Review Score

(42)
(9)
(2)
(1)
(4)

Price Range

$5 to $10 (7)
$10 to $15 (3)
$15 to $20 (1)
$30 to $35 (1)
$35 to $40 (1)
$40 to $45 (1)
$45 to $50 (1)
$50 to $60 (1)
$60 to $70 (3)
$70 to $80 (3)

Unit Heaters

Help Face
Need a little help?
1101 items
Grid
List
Compare
Product Image of KBP Series 2 1-Phase Compact Unit Heater with Built-In Thermostat & Mounting Bracket (208V, 5000W)
$960.53 each
In Stock
Get 8 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 8 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of KBP Series 1-Phase Garage/Shop Compact Unit Heater with Heat/Fan/Off Disconnect Switch (277V, 4000W)
$1,537.23 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of MUH Series Horizontal/Vertical Unit Heater 208 VAC, 20 kW, 56A
$2,723.00 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of RCC Series 34" Cove Heater - White (450 Watts - 208V)
$271.66 each
Out of Stock
Get it by Fri, Jun 19 - Fri, Jun 26
Out of Stock
Get it by Fri, Jun 19 - Fri, Jun 26
Compare
Product Image of U Series Pumphouse Heater (120/240V, 125/500W) - Stainless Steel
$958.27 each
In Stock
Get 6 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 6 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of PTX250 Separated Combustion and Power-Vented Unit Heater w/ Aluminum Exchanger - 250,000 BTU (LP)
$2,451.80 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of PTX400 Separated Combustion and Power-Vented Unit Heater w/ SS Heat Exchanger - 400,000 BTU (NG)
$4,486.30 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of VE400C3301 Electric Unit Heater, Vertical, 480V, 40.0 kW
$5,726.08 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of UWS32/45 Variable Speed Hot Water and Steam Unit Heater
$1,586.20 each
In Stock
Get 1 by Tue, Jun 9 - Thu, Jun 11
In Stock
Get 1 by Tue, Jun 9 - Thu, Jun 11
Compare
Product Image of MEL High-Output Medium Wave Electric Heater - 24" High (240V, 1PH, 3 Elements)
$1,263.60 each
In Stock
Get 2 by Tue, Jun 9
In Stock
Get 2 by Tue, Jun 9
Compare
Product Image of MEL High-Output Medium Wave Electric Heater - 33" High (240V, 1PH, 1 Element)
$656.42 each
In Stock
Get 2 by Tue, Jun 9
In Stock
Get 2 by Tue, Jun 9
Compare
Product Image of 21"-32" Hanging Bracket Kit
21"-32" Hanging Bracket Kit
SKU: MS-BKT20-2
Modine
SKU: MS-BKT20-2
Brand: Modine
$175.50 each
In Stock
Get 2 by Tue, Jun 9
In Stock
Get 2 by Tue, Jun 9
Compare
Product Image of Temperature Controller
$5.99 each
In Stock
Get 1 by Tue, Jun 9
In Stock
Get 1 by Tue, Jun 9
Compare
Product Image of Vertical Concentric Vent Kit, 33356
$478.16 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of NG to LP Conversion Kit for PDP175AE0130BAN, 28049
$121.80 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of 46" High Output M-Wave Heater (480V)
46" High Output M-Wave Heater (480V)
SKU: 80126-MODINE
Modine
SKU: 80126-MODINE
Brand: Modine
$420.59 each
Out of Stock
Get it by Fri, Jun 19 - Fri, Jun 26
Out of Stock
Get it by Fri, Jun 19 - Fri, Jun 26
Compare
Product Image of MUH Series Horizontal/Vertical Electric Unit Heater 208/240 VAC, 5kW, 18/21A
$1,139.79 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of MEL High-Output Medium Wave Electric Heater - 24" High (208V, 1PH, 1 Element)
$546.00 each
In Stock
Get 2 by Tue, Jun 9
In Stock
Get 2 by Tue, Jun 9
Compare
Product Image of MEL High-Output Medium Wave Electric Heater - 24" High (277V, 1PH, 1 Element)
$546.00 each
In Stock
Get 2 by Tue, Jun 9
In Stock
Get 2 by Tue, Jun 9
Compare
Product Image of MEL High-Output Medium Wave Electric Heater - 33" High (208V, 1PH, 2 Elements)
$1,095.90 each
In Stock
Get 1 by Tue, Jun 9
In Stock
Get 1 by Tue, Jun 9
Compare
Product Image of MEL High-Output Medium Wave Electric Heater - 33" High (480V, 1PH, 3 Elements)
$1,095.90 each
In Stock
Get 2 by Tue, Jun 9
In Stock
Get 2 by Tue, Jun 9
Compare
Product Image of KB PlatinumX Multi-Phase Unit Heater with 24V Remote Thermostat Control Connectivity (208V, 3KW)
$1,882.18 each
In Stock
Get 3 by Mon, Jun 15 - Wed, Jun 17
In Stock
Get 3 by Mon, Jun 15 - Wed, Jun 17
Compare
Product Image of KB PlatinumX Multi-Phase Unit Heater with 24V Remote Thermostat Control Connectivity (208V, 5KW)
$1,873.19 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of KB PlatinumX Multi-Phase Unit Heater with 24V Remote Thermostat Control Connectivity (208V, 10KW)
$2,133.45 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of KB Series 1-Phase Unit Heater with SP Thermostat and Bracket (208V, 15KW)
$2,281.68 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of KB Series 1-Phase Unit Heater with SP Thermostat and Bracket (240V, 15KW)
$2,281.68 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of KB Series Multi-Phase Unit Heater with SP Thermostat and Bracket, 24V Remote Thermostat Control Connectivity (480V, 7.5KW)
$2,297.81 each
In Stock
Get 4 by Mon, Jun 15 - Wed, Jun 17
In Stock
Get 4 by Mon, Jun 15 - Wed, Jun 17
Compare
Product Image of KBP Series 2 Multi-Phase Compact Unit Heater with Built-In Thermostat (480V, 5700W)
$1,387.85 each
In Stock
Get 3 by Thu, Jun 11
In Stock
Get 3 by Thu, Jun 11
Compare
Product Image of CUS Series Cabinet Unit Heater w/ SmartSeriesPlus Thermostat (208V, 10 kW, 34A)
CUS Series Cabinet Unit Heater w/ SmartSeriesPlus Thermostat (208V, 10 kW, 34A)
SKU: CUS94510203FFWD
Qmark
SKU: CUS94510203FFWD
Brand: Qmark
$3,264.62 each
Out of Stock
Get it by Mon, Jun 22 - Wed, Jul 1
Out of Stock
Get it by Mon, Jun 22 - Wed, Jul 1
Compare
Product Image of EUHC Compact Electric Unit Heater 3PH, 7.5 kW (480V)
$1,496.65 each
In Stock
Get 1 by Tomorrow, Jun 5
In Stock
Get 1 by Tomorrow, Jun 5
Compare
Product Image of EUHC Compact Electric Unit Heater 3PH, 15 kW (208-230V)
$1,989.61 each
In Stock
Get 1 by Tomorrow, Jun 5
In Stock
Get 1 by Tomorrow, Jun 5
Compare
Product Image of EUHC Compact Electric Unit Heater 3PH, 15 kW (600V)
EUHC Compact Electric Unit Heater 3PH, 15 kW (600V)
SKU: EUHC0001019
Reznor
SKU: EUHC0001019
Brand: Reznor
$2,237.41 each
In Stock
Get 3 by Tomorrow, Jun 5
In Stock
Get 3 by Tomorrow, Jun 5
Compare
Product Image of EC-0050-NG ecoSchwank 13 38.5" High Intensity Luminous NG Heater, 24 VAC (50,000 Btuh)
$793.57 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of 18,000 BTU HSB Series Unit Heater
18,000 BTU HSB Series Unit Heater
SKU: HSB18SB06SA
Modine
SKU: HSB18SB06SA
Brand: Modine
$2,183.89 each
Out of Stock
Get it by Mon, Jun 22 - Wed, Jul 1
Out of Stock
Get it by Mon, Jun 22 - Wed, Jul 1
Compare
Product Image of HUHTA/ST Series - Horizontal/Downflow Electric Unit Heater (5 kW, 208/240V/1Ph), HUH524TA
$520.00 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of HUHAA Series Horizontal/Vertical Electric Unit Heater 208 VAC, 15 kW, 72A, HUHAA1520
$1,819.00 each
In Stock
Get 1 by Tue, Jun 9
In Stock
Get 1 by Tue, Jun 9
Compare
Product Image of IHR High Intensity Gas Fired 1 Stage Infrared Unit Heater - 90,000 BTU (115V, LP)
$1,190.88 each
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Backorder
Get it by Fri, Jul 3 - Mon, Aug 3
Compare
Product Image of HD125 Hot Dawg Natural Gas Power Vented Heater w/ SS Heat Exchanger (125,000 BTU)
$1,847.97 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of HDS100 Hot Dawg Natural Gas Separated Combustion Heater w/ Aluminized Steel Heat Exchanger (100,000 BTU)
$1,610.71 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of OHP31S98 High-Intensity Outdoor  Infrared Unit Heater - 31,000 BTU (24 VAC, LP)
$1,774.92 each
In Stock
Get 3 by Tue, Jun 9 - Thu, Jun 11
In Stock
Get 3 by Tue, Jun 9 - Thu, Jun 11
Compare
Product Image of V279SB01SA Vertical Hydronic Unit Heater - 279,000 BTU
$2,780.04 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of U Series Pumphouse Heater (120/240V, 250/1000W) - Gray
$583.57 each
In Stock
Get 81 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 81 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of VE150C3101 Electric Unit Heater, Vertical, 208V, 15.0 kW
$2,336.10 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of VE300C3301 Electric Unit Heater, Vertical, 480V, 30.0 kW
$4,133.17 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of S100-60-30-AN builderSchwank 30' S100 Tube Heater NG, USA (60,000 Btuh)
$1,914.66 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of RCC Series 94" Cove Heater - White (1200 Watts - 120V)
$501.20 each
Out of Stock
Get it by Fri, Jun 19 - Fri, Jun 26
Out of Stock
Get it by Fri, Jun 19 - Fri, Jun 26
Compare
Product Image of POR185B0101 Oil Fired Unit Heater, Horizontal, 185,000 BTU Output
$6,966.27 each
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Backorder
Get it by Tue, Jul 7 - Thu, Aug 6
Compare
Product Image of PTP200 Horizontal Power Vented Unit Heater w/ Aluminized Steel Heat Exchanger & Direct Spark Ignition - 200,000 BTU (Natural Gas)
$1,902.98 each
In Stock
Get 1 by Tue, Jun 9 - Thu, Jun 11
In Stock
Get 1 by Tue, Jun 9 - Thu, Jun 11
Resources
FAQs, Manuals & Videos
Articles
More About Unit Heaters
Modine gas fired unit heaters and Reznor gas fired unit heaters are great for heating garages, warehouses, and other large spaces. Gas burns hotter than most other fuels and is more efficient for heating cold environments.