Universal Refrigerator Defrost Thermostat, L50-20F, ML50

❄️ Universal Refrigerator Defrost Thermostat | Replaces ML50 | L50‑20F

Brand new Universal Refrigerator Defrost Thermostat replacing ML50‑series thermostats. This L50‑20F thermostat opens at 50°F and closes at 20–30°F with a 20°F differential, ensuring proper defrost cycle regulation to prevent frost buildup and maintain consistent cooling.

Built using the Therm‑O‑Disc ML Series 3/4" bimetal disc design, offering sealed moisture‑resistant construction, high‑speed contact separation, and long service life. Rated 10A at 120V and 5A at 240V with 12-inch leads and a durable metal case.

Specifications

• Temperature Rating: L50‑20F (opens at 50°F, closes at 20–30°F)
• Differential: 20°F
• Electrical Rating: 10A @ 120V, 5A @ 240V
• Lead Length: 12 inches
• Metal case, sealed moisture‑resistant design
• High‑speed contact separation for long life
• UL Recognized & CSA Approved

Replaces Part Numbers

AP5645807 32750 ERML50 ML50 WR50X50 TJ32750 AP2071241 PS303516 304876 AH303516 EA303516 WR50X0004 WR50X0012 WR50X0014 WR50X0018 WR50X0020 WR50X0024 WR50X0050 WR50X0066 WR50X0068 WR50X0070 WR50X12 WR50X14 WR50X18 WR50X20 WR50X24 WR50X4 WR50X5001 WR50X5021 WR50X5028 WR50X5032 WR50X5041 WR50X66 WR50X68 WR50X70

Compatible Models

TBF21CNB TBF21CNC CSF24KMB CTF14EBC CAF16DAC CAF16DGB FVF16ECC TBXS19BLB TBXS21KLB TFF24RLC CAF16DCB CAF16DCC CAF16DFB CSF24ELB CSF24ELC CSF24ELD CSF24EMB CSF24EMC CSF24EMD CSF24KMC CSF24KMD CTF14BJB CTF14BJC CTF14CBC CTF14CBCL CTF14CBCR CTF14CBD CTF14CBDL CTF14CBDR CTF14EBD CTF18ALB CTF18ALC CTF18ALD CTF18ELB CTF18ELC CTF18ELD CTF18ELF FVF16EAB FVF16EAC FVF16ECB FVF16EFB FVF16EGB FVF16EJB TBF14BBB TBF14BBC TBF14DBB TBF14DBC TBF14SBCL TBF14SBCR TBXS19BLC TBXS19PLB TBXS19PLC TBXS21BLB TBXS21BLC TBXS21KLC TFF24RLB

️ What This Defrost Thermostat Does

• Monitors evaporator coil temperature
• Opens and closes to regulate defrost cycles
• Prevents frost buildup and airflow blockages
• Restores proper cooling performance

⚠️ Common Symptoms This Part Fixes

• Excessive frost on evaporator coil
• Refrigerator too warm or not cooling
• Freezer cold but fridge warm
• Unit runs constantly or short cycles

Installation Notes

• Disconnect power before servicing
• Located on evaporator coil or tubing
• Cut and splice using proper connectors or heat‑shrink
• Ensure thermostat is firmly clipped to evaporator tubing
• Allow several hours for system to stabilize after replacement

Restore proper defrost operation and cooling performance with this universal ML50‑style defrost thermostat.