/
/
Parts town. Get real parts faster

Shopping Cart

Skip to NavigationSkip to Content
Loading...
Loading...
USD
Multi-SKU Order
LoginRegister
Parts town. Get real parts faster

Find Equipment Manuals

Loading...
Loading...
  1. Home
  2. /
  3. Reznor
  4. /
  5. OH 190
Parts Town Logo

1-Hour Pickup Available

get special offers & news from parts town

800.438.8898
Loading...
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal
© 2026 Parts Town. All rights reserved.
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal

Stock Up on Real OEM HVAC Parts for the Summer Season! SHOP NOW

Call: 800.438.8898
Hvac Parts
Resource Center
TECHTOWN
Track My Order
HVAC Parts Are Here!

HVAC Parts Are Here!

Shop the top brands in the industry.

Take Parts Town on the Go!

Take Parts Town on the Go!

Download the industry's #1 app today!

Find the parts you need to fix equipment!

Find the parts you need to fix equipment!

Based on data from techs, powered by AI!

Help Desk

  • Contact Us
  • Shipping
  • Taxes And Fees
  • Returns
  • FAQ

Inside Parts Town

  • About Us
  • Careers
  • Our Difference
  • Resource Center
  • Parts Town Blog
  • techtown
  • International

Technology and Innovations

  • Parts Town App
  • Serial Number Lookup
  • Smart Manuals
  • Website Features
  • Terms of Use
  • Privacy Policy
  • Privacy Request

Reznor OH 190 Switches & Buttons

Manufacturer:

Model #:

Reznor

OH 190

Unit Heater

Unit Heater

Part Category
Switches & ButtonsSwitches & ButtonsSwitches & Buttons
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW
Part Category
Switches & ButtonsSwitches & ButtonsSwitches & Buttons
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Reznor 196388 Pressure Switch with Bracket, .50" WC, High Altitude

Reznor
  • Mfr Part # 196388
  • Parts Town # REZ196388
  • Quantity0

Obsolete, replaced by REZRZ196388

Reznor 101900 Switch, Toggle, 15 Amp, Winter/Off/Summer, DPDT

Reznor
  • Mfr Part # 101900
  • Parts Town # REZ101900
  • Quantity0

Obsolete, replaced by REZRZ101900

Reznor 101901 Switch, Toggle, 10 Amp, SPST

Reznor
  • Mfr Part # 101901
  • Parts Town # REZ101901
  • Quantity0

Obsolete, replaced by REZRZ101901

Reznor 104840 SWITCH 125V CH 20 AMP

Reznor
  • Mfr Part # 104840
  • Parts Town # REZ104840
  • Quantity0

Obsolete, replaced by REZRZ104840

Reznor 106845 Limit Switch, Auto Reset, L350F

Reznor
  • Mfr Part # 106845
  • Parts Town # REZ106845
  • Quantity0

Obsolete, replaced by REZRZ106845

Model: OH 190

Manuals Available: 4

Installation & Operation Manual

View Manual

Installation & Operation Manual

View Manual

Installation & Operation Manual

View Manual

Parts Manual

View Manual