42CK HORIZONTAL CABINET UNIT WITH TELESCOPIC ACCESS PANEL,
FRONT SUPPLY, REAR RETURN, AND HEATER
NOTES:
1. Right hand unit shown; left hand unit opposite.
2. Internal factory valve package and drains may not align with
cabinet knockouts.
3. Dimensions shown in inches (mm). All dimensions are 
±
1
/
4
 inches.
4. Bottom panel is Arctic White polyester powder coat paint.
*Unit weights are based on dry coils and minimum rows. Weights exclude packaging, valves, and other components.
UNIT
SIZE
NOM
AIRFLOW
(Cfm)
DIMENSIONS (in.) QTY/UNIT
REAR RETURN 
FILTER SIZE (in.)
UNIT WEIGHT* 
(lb)
ABCDE FBlowerMotor
02 200 35 16 12
3
/
4
37 32 6 1 1 7 x 21 117
03 300 35 20 8
3
/
4
37 32 6 1 1 7 x 21 122
04 400 41 26 8
3
/
4
43 38 6 2 1 7 x 27 137
06 600 53 31 15
3
/
4
55 50 7 2 1 7 x 38 152
08 800 53 38 8
3
/
4
55 50 7 2 1 7 x 38 157
10 1000 75 52 16
3
/
4
77 72 7 4 2 7 x 52 229
12 1200 75 60 8
3
/
4
77 72 7 4 2 7 x 52 243
a42-4152
LEGEND
1  — Contactor Box
2  — Strip Heater High Limit
3  — Electric Strip Heater Element
4  — 1-in. Ducted Rear Return and 1-in. Filter 
5  — Optimal L-shape Drip Lip, shipped loose
6  — Chilled/Hot Water Supply and Return Connection
7  — Resilient Mounting Grommets with 
3
/
8
-in. Diameter Hole 
(typically 4)
8  — Electrical Knockout, 
7
/
8
-in. Diameter
9  — Drain Knockout,1
1
/
2
-in. Diameter
10  — 1-in. Ducted Rear Return and 1-in. Filter
11  — Condensate Drain Connection, 
7
/
8
-in. OD
12  — Hinged Bottom Return Air Panel
13  — Supply Duct Collar, 1-in. OD
14 — Drain Pan