Skip to the content

Free Shipping On Orders Over $89 | Call Our Experts Today

Search for products

(800) 468 5997

Heating
Plumbing
Fittings
Valves
HVAC
Irrigation
Hardware
Kitchen & Bath
Tools
Brands
About Us

Need help?

(800) 468 5997

Heating
Plumbing
Fittings
Valves
HVAC
Irrigation
Hardware
Kitchen & Bath
Tools
Brands
About Us

Your cart

Your cart is empty

Brands ›Lochinvar

Home » Brands » Lochinvar »Control Boards

Collection: Lochinvar

Filter products

Filter

Brand

Search

Lochinvar

Type

Search

Control Boards

Price

Search

$50 to $75
$75 to $100
$100 to $150
$150 to $200
$200 to $250
$250 to $300
$300 to $350
$350 to $400
$400 to $450
$450 to $500
$500 to $550
$550 to $600
$650 to $700
$1,000 to $1,200

Sort by:

39 Products

Lochinvar

100304118 - Board Control User Interface

In stock

(1)

Regular price $172.25
Lochinvar

100167775 - RLY30019 CONTROL

In stock

(1)

Regular price $1,126.51
Lochinvar

TS300017 - Lochnivar TST30017 - Thermostat Control Board

Only 1 left

(0)

Regular price $179.29
Lochinvar

100278134 - Control Board, User Interface

Out of stock

(0)

Regular price $306.14

Out of stock
Lochinvar

100265202 - CON-X-US Remote Control 100265202

Out of stock

(0)

Regular price $548.41

Out of stock
Lochinvar

RLY20064 - Low Voltage Connection Board for Knight WB51-211

Only 1 left

(1)

Regular price $107.66
Lochinvar

RLY2210 - User Interface Control

In stock

(0)

Regular price $202.14
Lochinvar

RLY2202 - Low Volt Connection Board 100208501

Only 1 left

(1)

Regular price $110.73
Lochinvar

RLY20058 - Kit, Control, User

In stock

(0)

Regular price $315.50
Lochinvar

100304141 - Main Control Board, High Altitude - Khb 055

Out of stock

(0)

Regular price $474.89

Out of stock
Lochinvar

100287159 - Control Board, Main - High Altitude

Out of stock

(0)

Regular price $439.43

Out of stock
Lochinvar

100275525 - NKC199 User Interface

Out of stock

(0)

Regular price $81.93

Out of stock
Lochinvar

100275524 - Control Board, Main - High Altitude

Out of stock

(0)

Regular price $167.40

Out of stock
Lochinvar

100275502 - NKC199 Connection Board

Out of stock

(0)

Regular price $62.12

Out of stock
Lochinvar

100266994 - 100266994 Control Board (High Altitude)

Out of stock

(0)

Regular price $502.20

Out of stock
Lochinvar

100266993 - 100266993 Control Board (High Altitude)

Out of stock

(0)

Regular price $499.86

Out of stock
Lochinvar

100266992 - Control Board (High Altitude)

Out of stock

(0)

Regular price $502.20

Out of stock
Lochinvar

100167875 - RLY30121 BLANK BOARD WH55

Out of stock

(0)

Regular price $418.50

Out of stock
Lochinvar

100167871 - RLY30118 BLANK BOARD KB10

Out of stock

(0)

Regular price $417.80

Out of stock
Lochinvar

100167843 - Multi-Temperature Loop Control Kit

Out of stock

(0)

Regular price $488.16

Out of stock
Lochinvar

100167820 - RLY30062 CNTRL KBN WBN 81

In stock

(0)

Regular price $557.72
Lochinvar

100167602 - RLY20093 CONTROL BOARD USER INTERFACE

Out of stock

(0)

Regular price $140.97

Out of stock
Lochinvar

RLY20062 - Low Voltage Connection Board

Only 1 left

(0)

Regular price $115.13
Lochinvar

100287185 - Main Control Board, High Altitude (Beginning Serial #1738)

Only 1 left

(0)

Regular price $527.31

12

Fast Shipping!

Most items are ready ship immediately. Delivery in 2 to 3 business days!

Pro Program

Apply for our Pro Program and receive trade discounts!

We're Here to Help!

Our friendly staff is product certified and ready to help you!

Let's Keep in Touch

Stay updated on new products and promotions

Your email

We're here to help!
Monday - Friday
9:30 AM - 6:00 PM PST
(800) 468-5997

Customer Service

Contact Us
Pro Program
Returns

Company Info

Our Story
Shipping Policy

Legal

Terms of Service
Privacy Policy

Facebook
Instagram

© 2026, SupplyStop.com

Payment methods