Lennox Furnace AF90MPB125C5-B-1 Parts

Shop replacement repair parts for Lennox Furnace model AF90MPB125C5-B-1

Brand:Lennox

Model:AF90MPB125C5-B-1

Product:Furnace

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Lennox Furnace Gas Valve Assembly

Genuine OEM Part # 73W17 | RC Item #2346648

# 73W17
RC Item #2346648

Skill Level (3)

We sell the real thing!

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$165.77

Gas valve

Lennox Furnace Door Switch

Genuine OEM Part # 51W15 | RC Item #2716037

# 51W15
RC Item #2716037

Skill Level (1)

We sell the real thing!

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$16.68

Switch-interlock

Lennox Furnace Flame Sensor

Genuine OEM Part # 28M97 | RC Item #2332578

# 28M97
RC Item #2332578

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$15.97

Flame sensor

Lennox Furnace Igniter

Genuine OEM Part # 80M29 | RC Item #2332646

# 80M29
RC Item #2332646

Skill Level (2)

We sell the real thing!

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$137.10

Igniter

Lennox Furnace Control Board

Genuine OEM Part # 80M27 | RC Item #2332645

# 80M27
RC Item #2332645

Skill Level (2)

We sell the real thing!

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$210.25

Fan/ignition control board. The control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Lennox Furnace Transformer

Genuine OEM Part # 82W04 | RC Item #2723869

# 82W04
RC Item #2723869

Skill Level (2)

We sell the real thing!

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$59.73

Transformer 120 volt Primary 24 volt Secondary 40 VA.

Lennox Furnace Gas Burner

Genuine OEM Part # 71L03 | RC Item #2332635

# 71L03
RC Item #2332635

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$90.72

Main burner

Lennox Furnace Drain Pan

Genuine OEM Part # 92L83 | RC Item #2726362

# 92L83
RC Item #2726362

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$63.60

Trap

Lennox Furnace Hose

Genuine OEM Part # 92L82 | RC Item #2726361

# 92L82
RC Item #2726361

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$107.53

Tubing-pressure switch

Lennox Furnace Gasket

Genuine OEM Part # 92L69 | RC Item #2726348

# 92L69
RC Item #2726348

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$37.05

Gasket kit

Lennox Furnace Cover

Genuine OEM Part # 92L51 | RC Item #2726330

# 92L51
RC Item #2726330

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$23.40

Cover

Lennox Furnace Manifold-gas

Genuine OEM Part # 92L39 | RC Item #2726318

# 92L39
RC Item #2726318

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$48.45

Lennox Furnace Cold End Collector Box / Burner Box

Genuine OEM Part # 92L35 | RC Item #2726314

# 92L35
RC Item #2726314

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$116.10

Collector box

Lennox Furnace Wire Harness

Genuine OEM Part # 82M37 | RC Item #2723838

# 82M37
RC Item #2723838

We sell the real thing!

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$53.80

Harness-wire

Lennox Furnace Mounting Bracket

Genuine OEM Part # 82M32 | RC Item #2723833

# 82M32
RC Item #2723833

We sell the real thing!

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$48.30

Bracket-mounting

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Lennox AF90MPB125C5-B-1 Problems & Repair Solutions

There are only a handful of issues that crop up with most appliances and equipment. Since 1912, we've learned to recognize the most common Lennox AF90MPB125C5-B-1 problems ― and their solutions. Do any of these look familiar?

Furnace not heating

21 possible causes and potential solutions

Video

Furnace is noisy or loud

9 possible causes and potential solutions

Video

Furnace starts then stops

14 possible causes and potential solutions

Video

VIEW ALL COMMON PROBLEMS Shop All Lennox Furnace Parts

Frequently Purchased Together For This Model

$165.77

$16.68

$15.97

$137.10

AF90MPB125C5-B-1 Parts

Maintain and repair your Lennox AF90MPB125C5-B-1 Furnace efficiently with genuine Lennox AF90MPB125C5-B-1 replacement parts from Repair Clinic. Our extensive inventory includes parts for all common AF90MPB125C5-B-1 repairs, ensuring you have everything needed for a successful fix.

Search by model number, part category, part title, or specific symptoms to locate the right parts for your AF90MPB125C5-B-1. Use detailed parts diagrams, repair help guides, and manuals to guide your repair process. Repair Clinic provides troubleshooting tips and videos to resolve common issues and keep your equipment running like new.

Why Choose Repair Clinic for AF90MPB125C5-B-1 Parts?

Genuine Lennox replacement parts
Same-day shipping on in-stock items
365-day, no-hassle return policy
Price match guarantee

Repair your Lennox AF90MPB125C5-B-1 Furnace with reliable replacement parts and expert support from Repair Clinic. Order today and ensure your Furnace stays in top condition.

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