Merco 20021 Infinite Heat Switch

SKU: 20021 1-20021 Brand:
Merco
Availability:
In Stock
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Specifications:

  • 240V/15A )( Infinite ), Terminal( 5~
  • 1/4" Tab~
  • L1,L2(Line),P(Pilot),H1,H2(Load) )~
  • Contacts( N.O. )'
  • Style( Rotary )~
  • Markings( 1-10 )~
  • Shaft( 7/8" Lg~
  • .187" Flat Down )
  • Garland Grill Knob # 22-1395, Insert # 22-1402
  • Off-Min-2, 3, 4, 5, 6,-Max
  • Dial # 22-1012, Chrome Face
  • Middleby/Toastmaster Dial # 22-1072, Black
  • Ember-Glo & Gen Use Black Knob # 22-1349
  • 2" Dia, Off-Lo-2-6-Hi, Universal Mount, W/ 5 Inserts
  • Garland Range Series: 680.
  • Eagle/Metal Masters Warmer
  • Ember-Glo Broiler Series: E24.
  • Warmer C-240-2.Series: 1220(Cwd,Fwd,Fwe), Bpdht, Cdht,

Description

The Merco 20021 Infinite Heat Switch regulates electrical power to heating elements by cycling current on and off to maintain adjustable temperature settings during equipment operation. It works through an internal regulation mechanism that varies output according to the selected setting on compatible foodservice apparatus. It is typically installed behind the control panel near accessible thermostat knobs in warming stations, grills, or heated holding units. Designed for commercial kitchen applications the component works with connected systems to control surface or holding temperatures while supporting routine cooking and food warming processes throughout regular operation.

Dimensions:

  • Weight: 0.2 lbs
  • Length: 2 in
  • Height: 2.5 in
  • Width: 2 in

This Part Fits the Following Models

111 models
Merco 2TSW SERIES Merco BW SERIES Merco BWI SERIES Merco EZFW SERIES Merco FW SERIES Merco HFC SERIES Merco SW SERIES Merco TS SERIES APW 55810 APW 55811 APW 55812 APW CHP-1A APW CP-155 APW CP-1A APW CP-240 APW CP-2A APW FD SERIES APW FD-36H APW FD-48H APW FD-60 APW FDL APW HFW2 APW HFW2D APW HFW5 APW HFW5D APW SHFW-2D APW SHFW-4D APW W-1 APW W-2 APW W-3 APW W-4 APW W-4-2 Ember Glo E24 Garland 684 Garland 684RC Garland 686 Garland 686RC Garland AP1 Garland AP4 Garland APA Garland APO Garland E22- Garland E22-12B Garland E22-12H Garland E22-15W Garland E22-15WP Garland E22-18SG Garland E22-24B Garland E22-36B Garland E22-36BM Garland E24-12H Garland E24-32W Garland E684 Garland E686 Garland ED/EDU-15B Garland ED/EDU-15W Garland ED/EDU-30B Garland ED/EDU-42B Garland ED-15B Garland ED-15H Garland ED-15W Garland ED-30B Garland ED-42B Garland S684 Garland S684RC Garland S686RC Garland SS684 Garland SS684RC Garland SS686 Garland SS686RC Garland SU684 Garland SU684RC Garland SU686 Garland SU686RC Lincoln 2TSW-3824 Lincoln BW-24 Lincoln BW-36 Lincoln BW-48 Lincoln BW-60 Lincoln BW-72 Lincoln BWI-24 Lincoln BWI-36 Lincoln BWI-48 Lincoln BWI-60 Lincoln BWI-72 Lincoln EZNW-60X Lincoln FW AND NW SERIES Lincoln SW-3824 Lincoln SW-4830 Lincoln SW-5024 Lincoln SW-6030 Lincoln SW-6224 Lincoln SW-7230 Lincoln TS-24 Lincoln TS-36 Lincoln TS-48 Lincoln TS-60 Lincoln TS-72 Savory RB22 Savory RB22D Savory RB33 Savory RB33VS Savory RT2 Savory RT2AR Savory RT2CC Savory RT2MBK Savory RT2T Savory RT2VS Savory RT2VSHO Savory RT3PZ Savory ST1
Showing of 111.0

A precision temperature and power control component designed for commercial heating equipment regulates heat output through variable power adjustment, allowing operators to fine-tune temperature levels based on cooking or warming requirements. Operating on a 240V, 15A electrical rating, this infinite heat switch provides responsive heat control for maintaining consistent cooking results in demanding commercial environments. Its rotary-style mechanism with marked positions from 1 to 10 enables smooth adjustment, ensuring reliable heat distribution across connected cooking or warming elements. Built for integration into a wide range of commercial kitchen equipment, this control switch manages load output through designated terminals, including line, pilot, and load connections, ensuring stable electrical flow to heating elements. When a switch becomes unresponsive or fails to regulate heat properly, replacing it helps restore accurate temperature control and improve equipment efficiency. It is typically used in warming units, grills, broilers, and conveyor-style cooking systems where steady heat regulation supports consistent cooking results.

Equipment Compatibility:
For Merco Infinite Heat Switch, include commercial warming stations, broilers, grills, and conveyor cooking systems used in professional kitchen operations. This Infinite Heat Switch 20021 is compatible with commercial equipment from leading brands such as Merco, Garland, Lincoln, APW, Ember Glo, and Savory, and more, where adjustable heat control and stable power regulation are required for reliable cooking performance.

Brand Compatibility:
This heat switch replaces similar parts used in commercial kitchen equipment from leading brands such as Merco, Garland, Lincoln, APW, Ember Glo, Savory, and more. It is made to match standard designs, so it fits and works correctly. Full cross-reference details can be checked separately for exact matching.

Product Specifications:
Product Type: Infinite Heat Rotary Control Switch
Manufacturer: Merco
SKU: 20021
Electrical Rating: 240V / 15A
Terminal Configuration: L1, L2, P, H1, H2
Shaft Type: 7/8" flat shaft
Dial Range: OFF–MAX (1–10 levels)

Key Features:

  • Works on 240V/15A power for strong and reliable heat control.
  • The rotary knob allows smooth and easy heat adjustment.
  • 1–10 settings help choose the right cooking temperature.
  • Sends power safely to heating parts for steady performance.
  • Strong shaft design keeps the knob stable during use.
  • Helps fix problems when old switches stop controlling heat properly.
  • Built for heavy use in busy commercial kitchens.

Installation Feedback:

"Often mentions restored heat regulation accuracy and improved control over power delivery to heating elements."

APW WYOTT:

87053 APW87053

BLOOMFIELD:

WS-50572

CECILWARE:

GML2454 GML245A GML245F L2454 L245A L245F

EMBER GLO:

8425-20 8425-65 842520 EMB8425-20 EMB842520

GARLAND:

1101300 CKG03185-2 G03185-2 GL1101300 GLG03185-2

LINCOLN:

050378SP

MERCO:

020021 050378 050378SP MER20021

MIDDLEBY MARSHALL:

15020023 15028727

SAVORY:

12355 14702 41096

STAR MFG:

15020023 15028727 15030023 2E-15028727 2E-Z21562 50572 66-1172 WS-50572

U-LINE:

5502-317 INF240-472 INF240-577

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