Chat Now
Track Order
Log in or sign up
SHOP PARTS
REPAIR HELP
VIDEOS & ARTICLES
GET
PRO
PRICING
Price Match Guarantee
In-stock parts ship the same day
365-Day Return Policy
365-Day Return Policy
Price Match Guarantee
In-stock parts ship the same day
365-Day Return Policy
Price Match Guarantee
In-stock parts ship the same day
365-Day Return Policy
GET
PRO
PRICING
Home
Parts
Lennox Parts
Lennox RTU Parts
Lennox RTU Circuit Board & Timer Parts
RTU Control Board
56C09 Control Board
Grid is 1 inch square
BBB Rating A+
Manufacturer Part
Lennox Control Board 56C09
Genuine OEM Part # 56C09
RC Item # 2717054
Alternative Part Number(s)
Manufacturer Part
Grid is 1 inch square
Rating (5)
5 star rating
Reviews
7 Related Expert Content
$85.55
ADD TO CART
Rating (5)
5 star rating
Reviews
7 Related Expert Content
Does this part fit my product?
Find your model number
or
log in
to select it from your saved machines.
365-Day Return Policy
Controller
$85.55
ADD TO CART
This part 56C09 is compatible with:
Product Type:
Water Heater
Brands:
Lennox
BBB Rating A+
Related Articles & Videos
02:02
Troubleshooting
Electric Water Heater Not Heating? — Electric Water Heater Troubleshooting
View Solution
02:24
Troubleshooting
Gas Water Heater Not Heating? — Gas Water Heater Troubleshooting
View Solution
01:21
Troubleshooting
Gas Water Heater Pilot Not Lighting? — Gas Water Heater Troubleshooting
View Solution
01:21
Troubleshooting
Electric Water Heater Too Hot? — Electric Water Heater Troubleshooting
View Solution
01:22
Troubleshooting
Electric Water Heater Leaking? — Electric Water Heater Troubleshooting
View Solution
Frequently Bought with Control Board
Dual Run Capacitor
Rating (5)
5 star rating
Reviews
$28.44
ADD TO CART
Run Capacitor
Rating (5)
5 star rating
Reviews
$50.94
ADD TO CART
Flame Sensor
Rating (5)
5 star rating
Reviews
$51.99
ADD TO CART
Control Board
Rating (5)
5 star rating
Reviews
$172.89
ADD TO CART
Control Board Customer Reviews
Shop by Brands
Lennox Water Heater Parts
Repair Help by Brands and Product Type
Lennox Water Heater Repair
Alternative Part Number(s)
Replaces Part Number 48C1101
Replaces Part Number 56C0901
Replaces Part Number 12B68
Replaces Part Number 48C11
Replaces Part Number 74A12