QMark Catalog 2024-2025
QWD SERIES Washdown Corrosion-Resistant Unit Heater
HAZARDOUS ENVIRONMENT
PRODUCTS MARLEY CUSTOM CAPABILITIES
Models & Specifications:
ELECTRICAL DATA
CATALOG NO.
VOLTS
PHASE
WATTS
BTU/HR
MAX AMPS
BTU/HR
SHIP WT.
Optional Accessories (Factory-Installed Only):
QWD02112
120
1
2
6824
16.7
700
60
●
QWD02812
208
1
2
6824
9.6
700
60
●
Suffix
Description
QWD02212
240
1
2
6824
8.3
700
60
●
Thermostat
T
QWD03112
120
1
3
10236
25
700
60
●
Pilot Light
L
QWD03812
208
1
3
10236
14.4
700
60
●
Selector Switch
S
QWD03212
240
1
3
10236
12.5
700
60
●
Disconnect Switch
D
QWD03712
277
1
3
10236
10.8
700
60
●
Manual Reset
M
QWD03832
208
3
3
10236
8.3
700
60
●
Epoxy Coating
P
QWD03232
240
3
3
10236
7.2
700
60
●
NOTE:Monel elements are subject to longer lead times. Please contact factory for details. All units other than standard models are non-returnable. Dimensions and Clearances:
QWD03432
480
3
3
10236
3.6
700
60
●
QWD05812
208
1
5
17060
24
700
60
●
QWD05212
240
1
5
17060
20.8
700
60
●
QWD05712
277
1
5
17060
18.1
700
60
●
KW 2-10 A 13" B 19.5" C 18" D 19.5" KW 12.5–39.0 A 20" B 31" C 27" D 24.2"
QWD05412
480
1
5
17060
10.4
700
60
●
QWD05832
208
3
5
17060
13.9
700
60
●
QWD05232
240
3
5
17060
12
700
60
●
QWD05432
480
3
5
17060
6
700
60
●
QWD07812
208
1
7.5
25590
36.1
700
60
●
QWD07212
240
1
7.5
25590
31.3
700
60
●
QWD07712
277
1
7.5
25590
27.1
700
60
●
QWD07412
480
1
7.5
25590
15.6
700
60
●
QWD07832
208
3
7.5
25590
20.8
700
60
●
QWD07232
240
3
7.5
25590
18
700
60
●
QWD07432
480
3
7.5
25590
9
700
60
●
QWD10212
240
1
10
34120
41.7
1450
60
●
QWD10712
277
1
10
34120
36.1
1450
60
●
QWD10412
480
1
10
34120
20.8
1450
60
●
QWD10832
208
3
10
34120
27.8
1450
60
●
QWD10232
240
3
10
34120
24.1
1450
60
●
QWD10432
480
3
10
34120
12
1450
60
●
QWD12812
208
1
12.5
42650
60.1
1450
60
●
QWD12212
240
1
12.5
42650
52.1
1450
60
●
QWD12832
208
3
12.5
42650
34.7
1450
60
●
QWD12232
240
3
12.5
42650
30.1
1450
60
●
QWD12432
480
3
12.5
42650
15
1450
60
●
QWD15812
208
1
15
51180
72.1
2400
60
●
QWD15212
240
1
15
51180
62.5
2400
110
●
QWD15412
480
1
15
51180
31.3
2400
110
●
QWD15832
208
3
15
51180
41.6
2400
110
●
QWD15232
240
3
15
51180
36.1
2400
110
●
QWD15432
480
3
15
51180
18
2400
110
●
QWD20412
480
1
20
68240
41.7
2400
120
●
QWD20232
240
3
20
68240
48.1
2400
120
●
QWD20432
480
3
20
68240
24.1
2400
120
●
QWD25832
208
3
25
85300
69.4
2400
120
●
QWD25232
240
3
25
85300
60.1
2400
120
●
QWD25432
480
3
25
85300
30.1
2400
120
●
QWD30832
208
3
30
102360
83.3
2400
120
●
QWD30232
240
3
30
102360
72.2
2400
120
●
QWD30432
480
3
30
102360
36.1
2400
120
●
QWD39432
480
3
39
133068
46.9
2400
120
●
SKU Legend: ◆ = Popular Products; ● = Extended Offering (Contact your local Marley Sales Representative for typically associated lead times)
For more information visit MarleyMEP.com/Products/Hazardous-Environment
157 | HEP
rev: Jul 2022
Made with FlippingBook. PDF to flipbook with ease