Control, Hot Surface Ignition, 2 Retries

Mfr # 21M51U-843
Zoro # G4489886

$251.99

Free Shipping & Returns

Free Shipping on orders over $50

Free 30-Day Returns

Key Features

Width (In.) 5 1/4 in
Electrical Connections 1/4 Spade Terminals And Molex Plugs
Probe Length (In.) 15 1/2 in
Height (In.) 8 in
Igniter Warm-Up Time (Sec.) 17 sec

See all product information

Brand White-Rodgers
MFR # 21M51U-843
Zoro # G4489886
UPC #
786710540707
Country of Origin Mexico
Category Ignition Systems and Components

Dimensions

Width (In.)	5 1/4 in
Probe Length (In.)	15 1/2 in
Height (In.)	8 in
Lead Length (In.)	15 1/2 in
Depth (In.)	1 1/4 in
Overall Width	5 1/4 in
Overall Height	8 in
Overall Depth	1 1/4 in
Lead Length	15 1/2 in
Probe Length	15.5 in

Details

Electrical Connections	1/4 Spade Terminals And Molex Plugs
Igniter Warm-Up Time (Sec.)	17 sec
Gas Type	LP/NG
Prepurge Time (Sec.)	15 sec
Type	Universal Integrated Two-Stage
Voltage	24V AC
Includes	Trane Ignitor Mounting Bracket
Amps AC	0.45 A
Control Volts	24 V
Item	Integrated Furnace Control
Electrical Ratings	24V AC
Retries	2
For Use With	Residential, Commercial Heating Equipment
Standards	CSA Certified
Product Type	Integrated Furnace Control
Board Type	Integrated Board
Cool Delay to Fan On	5 sec
Number of Retries	2
Igniter Warm Up Time	17 sec
Replacement Type	Universal
Frequency	50/60 Hz
Cool Delay to Fan Off	60 sec
Automatic Reset Time	1 hr
Minimum Operating Temperature	-40 Degrees F
OEM Replacement Part Number	18M3401, 20300001, 20300003, 21M51U-843, 46M9901, 50M61-120, 50M61-242, 50M61-288, 50M61-289, 50M61-495, 50M61-843, 83L9301, CNT03077, CNT6424, D344301P01, KIT15943, PCBBF120S, PCBBF125, X13650839010
Electrical Connection Type	1/4 in Spade Terminals, Molex Plug
Input Voltage	120V AC, 24V AC
Lock Out Time	5 min
Heat Delay to Fan On	45 sec
Pre-Purge Time	15 sec
Thermostat Anticipator Setting	No Thermostat Anticipator
Maximum Operating Temperature	175 Degrees F
Ignition Cycle Time	90 seconds (HSI), 15 seconds (pre-purge), 15 seconds (post purge)
Main Valve Current Output	1.5 A
Control Voltage	24V AC
Compatible with Brand	Goodman, Lennox, Trane, White-Rodgers
Flame Sensor Current Output	0.3 uA
Heat Delay to Fan Off	180 sec
For Fuel Type	LP, Natural Gas

Description

Integrated Furnace Control, Product Type Integrated Furnace Control, Maximum Operating Temperature 175 Degrees F, Minimum Operating Temperature -40 Degrees F, Lock Out Time 5 min, Pre-Purge Time 15 sec, Number of Retries 2, Main Valve Current Output 1.5 A, Flame Sensor Current Output 0.3 uA, Ignition Cycle Time 90 seconds (HSI), 15 seconds (pre-purge), 15 seconds (post purge), Automatic Reset Time 1 hr, Compatible with Brand Goodman, Lennox, Trane, White-Rodgers

3 Reasons You Can Count On Us

Supplies for every job.

10 million items and the exact one you need.
When you need it fast, count on Zoro!

2 million products ship in 1 day.
Stretch your budget further.

Everyday low prices on the brands you love.

Control, Hot Surface Ignition, 2 Retries

Mfr # 21M51U-843

Zoro # G4489886

Key Features

Frequently Bought Together

Product Information

Dimensions

Details

Description

From the Manufacturer

Ratings & Reviews

3 Reasons You Can Count On Us

Supplies for every job.

When you need it fast, count on Zoro!

Stretch your budget further.

Explore More Products