
REPLACEMENT PARTS
PCN
Kit Model No.
Description
Relay P/N
305015
ESFS-40
Fan switch & relay 24 Volt control 2 pole relay 2-15 kW
072-306110-003
305058
ESFS-40A
Fan switch & relay 24 Volt control 3 pole relay 20-45 kW
072-306110-001
305023
ESFS-41
Fan switch & relay 120 Volt control 2 pole relay 2-15 kW
072-306110-011
305066
ESFS-41A
Fan switch & relay 120 Volt control 3 pole relay 20-45 kW
072-306110-007
305031
ESFS-42
Fan switch & relay 240 Volt control 2 pole relay 2-15 kW
072-306110-016
305074
ESFS-42A
Fan switch & relay 240 Volt control 3 pole relay 20-45 kW
072-306110-013
305040
ESFS-47
Fan switch & relay 277 Volt control 2 pole relay 2-15 kW
072-306110-021
Fan Switch for all Kits P/N 292-057673-001
ESFS Kit Model Number vs. Applicable Heater Model Number
MO
D
EL
K
it
N
o.
LUH-
D
-02-81-34-00
ESFS-42
LUH-
D
-02-21-34-00
ESFS-42
LUH-
D
-02-71-3
5
-00
ESFS-47
LUH-
D
-04-81-34-00
ESFS-42
LUH-
D
-04-83-34-00
ESFS-42
LUH-
D
-04-21-34-00
ESFS-42
LUH-
D
-04-23-34-00
ESFS-42
LUH-
D
-04-71-3
5
-00
ESFS-47
LUH-
D
-04-43-32-00
ESFS-41
LUH-
D
-0
5
-81-34-00
ESFS-42
LUH-
D
-0
5
-83-34-00
ESFS-42
LUH-
D
-0
5
-21-34-00
ESFS-42
LUH-
D
-0
5
-23-34-00
ESFS-42
LUH-
D
-0
5
-71-3
5
-00
ESFS-47
LUH-
D
-0
5
-43-32-00
ESFS-41
LUH-
D
-07-81-34-00
ESFS-42
LUH-
D
-07-83-34-00
ESFS-42
LUH-
D
-07-21-34-00
ESFS-42
LUH-
D
-07-23-34-00
ESFS-42
LUH-
D
-07-71-3
5
-00
ESFS-47
LUH-
D
-07-43-32-00 ESFS-41
A
MO
D
EL
K
it
N
o.
LUH-
D
-10-81-34-00
ESFS-42
LUH-
D
-10-83-34-00
ESFS-42
LUH-
D
-10-21-34-00
ESFS-42
LUH-
D
-10-23-34-00
ESFS-42
LUH-
D
-10-43-32-00 ESFS-41
A
LUH-
D
-12-83-34-00
ESFS-42
LUH-
D
-12-23-34-00
ESFS-42
LUH-
D
-12-43-32-00 ESFS-41
A
LUH-
D
-1
5
-83-34-00
ESFS-42
LUH-
D
-1
5
-23-34-00
ESFS-42
LUH-
D
-1
5
-43-32-00 ESFS-41
A
LUH-
D
-20-23-34-00 ESFS-42
A
LUH-
D
-20-43-32-00 ESFS-41
A
LUH-
D
-2
5
-43-32-00 ESFS-41
A
LUH-
D
-30-83-34-00 ESFS-42
A
LUH-
D
-30-23-34-00 ESFS-42
A
LUH-
D
-30-43-32-00 ESFS-41
A
LUH-
D
-3
5
-23-34-00 ESFS-42
A
LUH-
D
-3
5
-43-32-00 ESFS-41
A
LUH-
D
-40-23-34-00 ESFS-42
A
LUH-
D
-40-43-32-00 ESFS-41
A
LUH-
D
-4
5
-43-32-00 ESFS-41
A
MO
D
EL
K
it
N
o.
KUH-C-02-81-00
ESFS-42
KUH-C-02-21-00
ESFS-42
KUH-C-02-71-00
ESFS-47
KUH-C-04-81-00
ESFS-42
KUH-C-04-83-34
ESFS-42
KUH-C-04-21-00
ESFS-42
KUH-C-04-23-34
ESFS-42
KUH-C-04-71-00
ESFS-47
KUH-C-04-43-30
ESFS-40
KUH-C-0
5
-81-00
ESFS-42
KUH-C-0
5
-83-34
ESFS-42
KUH-C-0
5
-21-00
ESFS-42
KUH-C-0
5
-23-34
ESFS-42
KUH-C-0
5
-71-00
ESFS-47
KUH-C-0
5
-43-30
ESFS-40
KUH-C-07-81-34
ESFS-42
KUH-C-07-83-34
ESFS-42
KUH-C-07-21-34
ESFS-42
KUH-C-07-23-34
ESFS-42
KUH-C-07-71-30
ESFS-47
KUH-C-07-43-30
ESFS-40
A
MO
D
EL
K
it
N
o.
KUH-C-10-81-34
ESFS-42
KUH-C-10-83-34
ESFS-42
KUH-C-10-21-34
ESFS-42
KUH-C-10-23-34
ESFS-42
KUH-C-10-43-30
ESFS-40
A
KUH-C-12-83-34
ESFS-42
KUH-C-12-23-34
ESFS-42
KUH-C-12-43-30
ESFS-40
A
KUH-C-1
5
-83-34
ESFS-42
KUH-C-1
5
-23-34
ESFS-42
KUH-C-1
5
-43-30
ESFS-40
A
KUH-C-20-23-34
ESFS-42
A
KUH-C-20-43-30
ESFS-40
A
KUH-C-2
5
-43-30
ESFS-40
A
KUH-C-30-83-34
ESFS-42
A
KUH-C-30-23-34
ESFS-42
A
KUH-C-30-43-30
ESFS-40
A
KUH-C-3
5
-23-34
ESFS-42
A
KUH-C-3
5
-43-30
ESFS-40
A
KUH-C-40-23-34
ESFS-42
A
KUH-C-40-43-30
ESFS-40
A
KUH-C-4
5
-43-30
ESFS-40
A