Skip to Navigation Skip to Content

What You Can Expect:

The most in-stock parts on the planet — all OEM, all the time
Cool technology to make finding and buying parts a breeze, including Serial Number Lookup, PartSPIN® and Smart Manuals, found on partstown.com and our industry-leading mobile app
An exceptional customer experience from the team you know and trust with every email, live chat, text and phone call, provided by a friendly and knowledgeable team
Later hours than anyone else — offering support and shipping all in-stock orders until 9PM ET

ribbon image

Real OEM HVAC Parts Are In This Spring! SHOP NOW

find parts
find manuals

Find Foodservice Equipment Parts

Enter keyword or Part #

Lennox 10M51 Switch, High Pressure, Cutout 450, Manual Reset

Drag to spin

How to get it fast to ?

Ship It!

In Stock
Ships today from Parts Town Ships from Parts Town

Ships from

if ordered in the next 15h : 01min : 23sec

Promotional Price:

48.59 $ My Price: $ 48.59

Add to cart

1 more Purchase Options for Shipping

1-Hour Pickup!

Quantity Available:

Pickup hours: Mon - Fri
My Price:

Add to cart

more pickup options

See Local Inventory
Same Day Delivery!
Our same-day delivery window is now closed. Orders placed at this time will be delivered on the next business day. The Delivery Fee is not refundable if the order is canceled after the driver is in route to pick up the order.

Quantity Available:
My Price:

Add to cart

Card Label

Billing Address

First Name

Last Name

Address Line

Apt or Suite Number

City

Country/Region

State/Province

Zip/Postal Code

Quantity Available:

31

Quantity Available:

31

Manufacturer:

Lennox

Manufacturer #:

10M51

Parts Town #:

LEN10M51

Previous Part #:

LEN10M5101

Units:

Each

Fits Models:

View Models List

California Residents:

Proposition 65 Warning

Lennox 10M51 Genuine OEM Replacement Part

The Lennox 10M51 Switch manages the unit’s power by reacting to pressure changes with on/off control.

Real OEM switches and buttons are engineered to match manufacturer specifications for a perfect fit and efficient operation
Fits popular TCA120S2, THA024S2, TGA060S2 units and more (see FITS MODELS below for complete list)
Common Equipment Type(s):
Cut Out Temperature: 450F
Pressure Level: High
Reset Type: Manual
Type: Switch

Required fields.

Card Label

Expiration Date

Billing Address

First Name

Last Name

Address Line

Apt or Suite Number

City

Country/Region

State/Province

Zip/Postal Code

Frequently Bought Together

Habituellement achetés ensemble

Comprados juntos habitualmente

Fits Models
Specs

Length:

3.8 in / 9.65 cm
Width:

2.3 in / 5.84 cm
Height:

2.3 in / 5.84 cm
Weight:

0.5 lbs / 227 g