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OB95 OB140 OB190

Reznor OB Heating System Parts

If you still use Reznor OB unit heaters to maintain workable temperatures at your place of business, you are not alone. Though these machines were discontinued by the company in 2006, many continue to effectively heat garages, warehouses and other large commercial spaces to this day. Even with an 18-gauge steel heat exchanger, 13-gauge combustion chamber and other durability features, replacing worn parts with new replacements is often necessary to maintain peak performance and extend the lifespan of your equipment. At Parts4Heating, we help business owners, homeowners, maintenance teams and heating professionals across the country get the most out of their Reznor heating systems by providing direct access to quality Reznor heating system parts.

When the heat stops working, there is no time to sit on hold with manufacturers or waste trips to big box stores that likely don’t understand the issues that you’re having. Keep your place of business comfortable and protect operational continuity by ordering Reznor BO heating system parts online from Parts4Heating. We make it easy to find what you need. Search by part number or name – or contact our customer service professionals for personal assistance. Whether you have an OB95, OB140 or OB190 model, you can find the specific parts that your project requires here on our website.

Struggling to Find Your Parts? Contact Our Experienced & Educated Customer Service Team.

Email us and include a photo of your heater model plate and the old part you want to replace [email protected] or live chat with a member of our team here on our website, and of course, Call us at (800) 536-1582 to find the exact Reznor OB heating system parts that you need.

Our customer service team is available Monday through Friday, 8 am – 4 pm EST.



OB_REPLACEMENT PARTS


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Reznor F 121275 Blocked Vent Switch, Thermodisc #36Tx46, Setting Open at 275 deg. F, #6279 Reznor OB 100657 Blower Reznor B 102533 Blower Motor Mounting Bracket, 3/4 HP or Less
Reznor OB RZ100657 Blower
Our Price: $902.50
BLOCK VENT SWITCH 275D 36T X46 Reznor OB 100657 Blower Reznor OB 102533 Motor Mounting Bracket
Reznor OH 103420 Burner Assy Gasket, Beckett #3416 Reznor OH 115140 Large Inner Access Door Reznor OH 115151 Replacement Gasket for Inner Exhaust Box
Reznor OH 103420 Burner Assy Gasket, Beckett #3416 Reznor OH 115140 Large Inner Access Door Reznor OH 115151 Replacement Gasket for Inner Exhaust Box
Reznor OH 120057 Replacement Gasket for Large Inner Access Door Reznor F 121341 Blocked Vent Gasket Reznor OH 123973 Fan and Limit Control Assembly (includes plate and all controls)
Reznor OH 120057 Replacement Gasket for Large Inner Access Door Reznor OH 121341 Blocked Vent Switch Gasket Reznor OH 123973 Fan and Limit Control Assembly (includes plate and all controls)
Reznor OH 32437 Nozzle, Delavan, 0.85x80B Reznor OH 41599 Combustion Air Blower Wheel Reznor OH 41600 Coupling
Reznor OH 32437 Nozzle, Delavan, 0.85x80B Reznor OH 41599 Combustion Air Blower Wheel Reznor OH 41600 Coupling
Reznor F 98511 Swivel Connection Kit for Four-Point Suspension (Same as Option CK10) Reznor OH RZ059449 Electrode Assembly OneTouch RS4 Pool Only/Spa Only Sub Assembly
Reznor OH 98511 Hanger Kit Swivel Connections, 3/8 in. Reznor OH RZ059449 Electrode Assembly OneTouch RS4 Pool Only/Spa Only Sub Assembly
Reznor OB 100393 Strain Relief, Heyco #SR-6N3-4 Reznor UDBS 100658 Blower, 15x11 Reznor B 100889 Blower Mounting Angle
Reznor OB 100393 Strain Relief, Heyco #SR-6N3-4 Reznor UDBS 100658 Blower, 15x11 Reznor OB 100889 Blower Mounting Angle
Reznor OH 101798 Dart Fastener, TRW #PC47307EV2001 Reznor B 102475 Blower Inlet Guard Only. Reznor B 102534 Blower Motor Mounting Bracket, 3/4 HP or Less
Reznor OH 101798 Dart Fastener, TRW #PC47307EV2001 Reznor UDBS 102475 Blower Inlet Guard Reznor OB 102534 Motor Mounting Bracket
Reznor OH 104736 Heat Exchanger Support (not illustrated) attached with screws to Code 63 Reznor OH 104738 Cabinet Top and Bottom Inner Panel (not illustrated) (also Code 63) Reznor OH 104741 Cabinet Top and Bottom Outer Panel (also Code 62)
Reznor OH 104736 Heat Exchanger Support (not illustrated) attached with screws to Code 63 Reznor OH 104738 Cabinet Top and Bottom Inner Panel (not illustrated) (also Code 63) Reznor OH 104741 Cabinet Top and Bottom Outer Panel (also Code 62)
Reznor OH 104743 Front Corner Post Reznor OH 104747 Top and Bottom Front Panel (also Code 67) Reznor OH 104753 Door Stop (not illustrated) attached with screws to Code 63
Reznor OH 104743 Front Corner Post Reznor OH 104747 Top and Bottom Front Panel (also Code 67) Reznor OH 104753 Door Stop (not illustrated) attached with screws to Code 63
Reznor OH 104757 Service Tray -attached with rivets, units manufactured before 5/95 Reznor OH 104761 Viewport Tube Assembly (not illustrated) Reznor OH 104763 Ht Exchanger/Combustion Chamber Assy (Includes 50A-F)
Reznor OH 104757 Service Tray -attached with rivets, units manufactured before 5/95 Reznor OH 104761 Viewport Tube Assembly (not illustrated) Reznor OH 104763 Ht Exchanger/Combustion Chamber Assy (Includes 50A-F)
Reznor OH 104768 View Port Cover and Bracket Assembly View Port Cover and Bracket Assembly with Backflow Sensor (CODE 72). UL Listed only. Reznor OB 104795 Top and Bottom Back Filler Panel Reznor OB 104796 Top Back Filler Panel
Reznor OH 104768 View Port Cover and Bracket Assembly View Port Cover and Bracket Assembly with Backflow Sensor (CODE 72). UL Listed only. Reznor OB 104795 Top and Bottom Back Filler Panel Reznor OB 104796 Top Back Filler Panel
Reznor OB 104797 Bottom Back Filler Panel Reznor OH 104836 Center Louver Frame with Horizontal Louvers (not illustrated) Reznor OH 104840 Main Control Switch, DPST 20A, Cutler Hammer #7630K40
Reznor OB 104797 Bottom Back Filler Panel Reznor OH 104836 Center Louver Frame with Horizontal Louvers (not illustrated) Reznor OH 104840 Main Control Switch, DPST 20A, Cutler Hammer #7630K40
Reznor OH 107128 Burner Panel Assy including insulation (both include a CODE 72A) - CSA panel includes backflow sensor CODE 13, page 3. UL Listed Only Reznor OB 107166 Corner Post Assembly (left rear corner) Reznor OB 107167 Blower Post Assembly (right rear corner)
Reznor OH 107128 Burner Panel Assy including insulation (both include a CODE 72A) - CSA panel includes backflow sensor CODE 13, page 3. UL Listed Only Reznor OB 107166 Corner Post Assembly (left rear corner) Reznor OB 107167 Blower Post Assembly (right rear corner)
Reznor OB 107168 Blower Post Assembly (right rear corner) Reznor OH 110780 Draft Booster Relay Kit (Same as Option DH1) - includes wiring, relay, hardware, and instructions Reznor OH 115144 Exhaust Collar Plate Assembly
Reznor OB 107168 Blower Post Assembly (right rear corner) Reznor OH 110780 Draft Booster Relay Kit (Same as Option DH1) - includes wiring, relay, hardware, and instructions Reznor OH 115144 Exhaust Collar Plate Assembly
Reznor OH 115150 Inner Exhaust Box Cover Reznor OH 115153 Outer Exhaust Access Door Assembly including insulation Reznor OH 115155 Outer Combustion Chamber Door Assembly including insulation
Reznor OH 115150 Inner Exhaust Box Cover Reznor OH 115153 Outer Exhaust Access Door Assembly including insulation Reznor OH 115155 Outer Combustion Chamber Door Assembly including insulation