| Your one-stop shop for OEM-quality HVAC parts—everything you need for heating, cooling, ventilation, and more. | www.heatingcoolingparts.com | 773.278.1300 |

WHERE'S MY MODEL NUMBER?

All appliances have a model number and a serial number tag located on the appliance. Generally they are available for the customer to find quickly. If you are unable to locate your tag, please see your original manual and or invoice from when you purchased the appliance.

Home
View Parts By Brand
Carrier
Goodman
Honeywell
Lennox
Rheem
Trane
York
Williams

(773)-278-1300

Exclusive Online Pricing Available!

Find The Right Part. Right Now.®

Home
Lochinvar

Lochinvar

(7498 products)

Sort by

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Compare

View as List Grid

Compare

100187914 Lochinvar & A.o. Smith Nat 18" Burner Assy #34 Orf

$210.29 USD

Limited Stock Available

View details
Compare

100208464 Lochinvar & A.o. Smith Lochinvar Iginition Module

$402.58 USD

In Stock

View details
Compare

100110899 Lochinvar & A.o. Smith Hot Surface Ignitor

$149.97 USD

In Stock

View details
Compare

100277718 Lochinvar & A.o. Smith Condensate Trap

$355.07 USD

In Stock

View details
Compare

100208461 Lochinvar & A.o. Smith Board Control User Interface

$244.43 USD

In Stock

View details
Compare

100167821 Lochinvar & A.o. Smith Integrated Board

$706.49 USD

Limited Stock Available

View details
Compare

100189392 Lochinvar & A.o. Smith 24V Gas Valve Kit

$755.48 USD

Limited Stock Available

View details
Compare

100167807 Lochinvar & A.o. Smith Integrated Control Board

$755.48 USD

Limited Stock Available

View details
Compare

100208454 Lochinvar & A.o. Smith 50# Pressure Relief Valve

$118.35 USD

In Stock

View details
Compare

100110894 Lochinvar & A.o. Smith Heat Shield

$98.95 USD

Limited Stock Available

View details
Compare

100112342 Lochinvar & A.o. Smith Nat 16" Burner Assy #37 Orf

$169.53 USD

In Stock

View details
Compare

100208449 Lochinvar & A.o. Smith 3/4"Mx3/4"F 30# 510,000Bturelf

$52.21 USD

In Stock

View details
Compare

100208448 Lochinvar & A.o. Smith 1X1 1/4" 50# Relief Valve

$194.91 USD

In Stock

View details
Compare

100208446 Lochinvar & A.o. Smith T&P 3/4" 150# 210F 1.912M Btu

$174.95 USD

In Stock

View details
Compare

100093838 Lochinvar & A.o. Smith 1/2" Lp/Nat Gas Valve

$386.16 USD

Special Order

View details
Compare

100112674 Lochinvar & A.o. Smith Lp 20" Burner Assy #49 Orf

$176.88 USD

Special Order

View details

Previous
Page 442 / 469
1
…
440
441
442
443
444
…
469
Next

Explore Our Sister Websites

Appliance, HVAC, & Restaurant Parts

Appliance OEM & Compatible Parts, HVAC OEM & Compatible Parts, Restaurant OEM & Compatible Parts

Restaurant OEM & Compatible Parts

Visit our support center

Expert help & advice
Check your order status

Updates & tracking
Returns & exchanges

All you need to know
Competitive Prices

Our Promise to You

Heating Cooling Parts

2023 W Fullerton Ave

Chicago, IL 60647

Store Hours (CST)

Mon-Fri: 8:00AM - 5:30PM

Sat: 9:30AM - 2:00PM

Sun: Closed

Facebook
YouTube
Instagram
Twitter

Customer Service

Track Orders
Shipping & Returns
Warranty Info
RMA Form For Returns
Core Fee Deposit Return Form
Return Policy

Help Center

Contact Us
About US
Store Location

Give Us A Call

Local: (773)-278-1300

Phone Center Hours (CST)

Mon-Fri: 8:30 AM - 5:30 PM

Sat: 9:30 AM - 2:00 PM

Sun: Closed

Email: cs@support.parts

Allow 48 hours for response or call us for immediate help.

Privacy Policy
Terms & Conditions

©2026 HeatingCoolingParts dba of Midwest Appliance Parts Co. Inc
This site is not affiliated with or endorsed by any of the original manufacturers listed.
All brand names and logos are property of their respective owners and are used for identification purposes only.

Compare /3

Choose options

Item added to your cart.

View cart

This product must be installed by a qualified/licensed contractor and set up with properly calibrated combustion test equipment. Failure to comply with this could result in substantial property damage, severe personal injury or death.

I acknowledge this product must be installed by a qualified licensed contractor

Oversize and Heavy Item Shipping Fee

The item you are purchasing is either packaged in a very large box or is very heavy. These items tend to require special shipping and handling.

Here's how it works:

Order the new part from our website and pay for this shipping fee.

For large items such as washer tubs, and baskets, we may use a freight company to deliver the item to you. We will contact you with more information on such orders especially to schedule a delivery with the freight company. Very rarely do we ship these items with UPS or Fedex because they have size limitations on what the drivers can carry. Please pay close attention to your tracking # provided at the time of shipping.

For HEAVY items such as compressors and motors, we may use a freight company to deliver the item to you. We will contact you with more information on such orders especially to schedule a delivery with the freight company. Very rarely do we ship these items with UPS or Fedex because they have weight limitations on what the drivers can carry. Please pay close attention to your tracking # provided at the time of shipping.

If you have any questions please reach our parts specialists at 773-278-1300.

Find The Right Part. Right Now!
Heating Cooling Parts

Refundable Deposit (Core Refund) Information

The item you are purchasing has a deposit due at checkout. This is completely refundable when you return your “core” or “old part” back to us.

Here's how it works:

Order the new part from our website.
Print out your order confirmation along with our Core Return Form located on our website. Please include both with your core return. Download Core Fee Return Form
Mail the item back to our Chicago branch at this address: Heating Cooling Parts 2023 W Fullerton Ave Chicago IL 60647.
We will refund your credit card for the amount shown on your original invoice.

If you have any questions please reach our parts specialists at 773-278-1300.

Find The Right Part. Right Now!
Heating Cooling Parts