Window evaporative coolers
 

Features & Benefits

These fully assembled UL Listed American-made evaporative window coolers are economical units that provide high performance. They can help lower indoor temperatures by as much as 15-20° F in dry, arid climates. Evaporative window coolers have low maintenance costs and use 75% less electricity than traditional AC units.

  • Variety of models with coverage ranging from 2077 to 4983 CFM
  • Easy water connection for continuous use
  • No ozone damaging refrigerants
  • Bolted construction offers easy access for part replacement and
  • eliminates welded seams for better rust resistance
  • Machine balanced blower wheel offers quiet operation
  • Polyester powder-coated exterior and interior finish for durability
  • 1-piece bottom pan helps prevent corrosion and leaks
Side Discharge to meet your specific needs
Impact & Weather Resistant made of heavy-gauge galvanized steel
Energy Efficient Lowers energy costs & increases efficiency

Models & Specifications

GENERAL SPECIFICATIONS

 
MODEL NO. IND. STD.
RATINGS
COOLS UP TO
ZONE 1 ZONE 2 ZONE 3
MOTOR SPECS
H.P. PHASE VOLTS SPEEDS
BLOWER
WHEEL
BLOWER
PULLEY DIA
X BORE
MOTOR
PULLEY DIA
X BORE
BELT
LENGTH
Essick Air
N28W 2800
600 500 400
Direct
Drive
1 115 2
N/A N/A N/A N/A
RN35W 3300
900 700 500
1/3 1 115 2
12 X 11 8 X 3/4 2 1/2 X 1/2 48
N37W 3300
900 700 500
1/3 1 115 2
12 X 11 8 X 3/4 2 1/2 X 1/2 48
N44W 3300
1100 900 600
1/3 1 115 2
12 X 12 7 X 1 2 1/2 X 1/2 45
N46W 4200
1400 1100 700
1/3 1 115 2
16 X 16 10 X 1 2 3/4 X 1/2 56
(R)N50W 5000
1600 1200 800
1/2 1 115 2
16 X 16 10 X 1 3 X 1/2 56
Champion
WCM28 2800
600 500 400
Direct
Drive
1 115 2
N/A N/A N/A N/A
RWC35 3300
900 700 500
1/3 1 115 2
12 X 11 8 X 3/4 2 1/2 X 1/2 48
WC37 3300
900 700 500
1/3 1 115 2
12 X 11 8 X 3/4 2 1/2 X 1/2 48
WC44 3300
1100 900 600
1/3 1 115 2
16 X 12 7 X 1 2 3/4 X 1/2 56
WC46 4200
1400 1100 700
1/3 1 115 2
16 X 16 10 X 1 2 3/4 X 1/2 56
(R)N50W 5000
1600 1200 800
1/2 1 115 2
16 X 16 10 X 1 3 X 1/2 56
 

MINUTES PER AIR CHANGE

 
INTERIOR
HEAT LOAD
EXTERIOR
HEAT LOAD
ZONE
1 2 3 4
HIGH EXPOSED
2 1.5 1.3 0.7
HIGH INSULATED
3 2 1.5 1
NORMAL EXPOSED
3 2 1.5 1
NORMAL INSULATED
4 3 2 1.3
 

Dimensional Data

 

WINDOWN UNIT DIMENSIONS

MODEL NO.
WEIGHT LBS.
SHIP. OPER.
CABINET DIMENSIONS
A B C
DUCT OPENING
D E F
DRAIN OUTLET
G H
WATER INLET
I
PAD DIMENSIONS
NO. REQ'D HEIGHT WIDTH
Essick Air
N28W
75 105
27 24 17
11 29/32 22 1/8 13 9/16
5 1/2 5 7/8
4 1/2
2
1
21
21
13
20
RN35W
126 190
30 1/2 31 1/2 21
14 7/8 21 3/4 13 1/4
17 15 3/4
5
2
1
26
26
17
28
N37W
126 190
30 1/2 31 1/2 21
14 7/8 21 3/4 13 1/4
17 15 3/4
5
2
1
26
26
17
28
N44W
153 214
34 1/2 34 1/8 28 1/8
14 7/8 21 3/4 17 5/16
21 1/4 15 5/8
5 3/16
3 27 22
N46W
168 246
34 1/2 34 1/8 34 1/8
14 7/8 21 3/4 17 5/16
25 3/8 23 1/2
5 3/16
3 28 27
(R)N50W
171 249
34 1/2 34 1/8 34 1/8
14 7/8 21 5/8 17 5/16
25 3/8 23 1/2
5 3/16
3 28 27
Champion
WCM28
75 105
27 24 17
11 29/32 22 1/8 13 9/16
5 1/2 5 7/8
4 1/2
2
1
21
21
13
20
RWC35
126 190
30 1/2 31 1/2 21
14 7/8 21 3/4 13 1/4
17 15 3/4
5
2
1
26
26
17
28
WC37
126 190
30 1/2 31 1/2 21
14 7/8 21 3/4 13 1/4
17 15 3/4
5
2
1
26
26
17
28
WC44
153 214
34 1/2 34 1/8 28 1/8
14 7/8 21 3/4 17 5/16
21 1/4 14 7/8
5 3/16
2
1
28
28
23
27
WC46
168 246
34 1/2 34 1/8 34 1/8
14 7/8 21 3/4 17 5/16
25 3/8 23 1/2
5 3/16
3 28 27
(R)WC50
171 249
34 1/2 34 1/8 34 1/8
14 7/8 21 5/8 17 5/16
25 3/8 23 1/2
5 3/16
3 28 27