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Defrost Controls, Adjustable Timers & Terminators
This information is provided “as is” without warranty of any kind by any person,
including without limitation, the owner and the publisher.
Fittings,
Venting &
Installation
Electrical
Plumbing
Property
Maintenance
Motors
HVAC/R
Chemicals
Charging,
Recovery
& Welding
Test Equip.,
Tools &
Service Acc.
Electrolux
& Frigidaire
GE
& Hotpoint
Whirlpool
& Maytag
Cooking
& Gas
Products
Dishwasher,
Disposer &
Water Heater
Refrigeration
Laundry
Unit#3078024
Commercial Refrigeration
Features heavy-duty,
synchronous
motor, adjustable defrost frequency/
duration and steel case with electrical
knockouts in sides, back and bottom.
Temperature range -35°F to 175°F. 60
Hz. 40A non-inductive @ 120V, 208V or
240V AC. UL listed.
Defrost Controls, Adjustable Timers & Terminators
Unit#3078066
Drop-In
Replaces SUPCO S814520. 120V/240V.
Unit#3078044
For use with defrost heaters, water heat-
ers, indoor/outdoor lighting systems,
motors and pumps. Features adjustable
intervals, LED indicators, fast cycle button
and timer reset connection. Includes (2)
sets of contacts. Screws not included.
Unit21
Sub Zero
Thermistor assembly used on Sub-
zero® models.
Unit#2752001
Three Wire
For use on air conditioners and refrigeration units. Heat sensored brass
construction. Contains brass cylindrical tube, stainless set screw,
wrench and anti-arcing spacer.
Unit#4281019
For temperature control in refrigeration, defrost, ice maker, heat pump,
air conditioning and dehumidifer applications. Sealed construction.
Features 24” leads.
DEFROST CONTROLS
Order
No.
Volts
Switching
NO / NC
Time Initiated / Time Terminated
S804100
120
1 / 2
S804120
240
1 / 2
S804500
120
1 / 1
S804520
240
1 / 1
8043-20
208 / 240
2 to 4 / 1 to 3
8047-00
120
2 to 4 / 3
8047-20
208 / 240
2 to 4 / 3
Time Initiated / Temperature or
Pressure Terminated
S814100
120
1 / 2
S814120
240
1 / 2
S814500
120
1 / 1
S814520
240
1 / 1
8143-00
120
2 to 4 / 1 to 3
8143-20
208 / 240
2 to 4 / 3 /1 to 3
DEFROST CONTROLS
Order
No.
Desc.
M814520
Defrost control
ADJUSTABLE TIMERS
Order
No.
Volts
Max. Motor Switching HP
Max.
Switching
Amps
EDT13
120
1
27
EDT13-20
220
2
25
THERMISTOR
Order
No.
Replaces
TH4150
4204150
COMPRESSOR TERMINAL REPAIR KITS
Order
No.
Gauge
For Unit
Sz. Tons
TLC38
8
5+
TLC310
10
3 to 5
TLC312
12
1 to 3
DEFROST TERMINATORS
Order
No.
Open
Temp. °F
Close
Temp. °F
L45
45
25
L50
50
30
L55
55
35
L60
60
40
L70
70
50
CL45
45
25
CL50
50
30
CL55
55
35
CL60
60
40