Fundyliue 94W83 40403 Furnace Control Board

Fundyliue 94W83 40403 is a replacement control board listed for single-stage furnaces. It handles ignition sequencing, flame sensing, and blower control, with a stated 18-30VAC circuit range. Confirm exact part-number and furnace compatibility before ordering.

At a glance

Listed for single-stage furnace replacement and designed to manage ignition sequence, flame sensing, and blower control.
Product information gives a working circuit range of 18-30VAC and separate load ratings for blower, inducer, humidifier, and electronic air purifier terminals.
The listing says installation instructions are not included.

Price

$37.99Save 50%

Reference price: ~~$75.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

The listing identifies several replacement part numbers, including 81W11 and 103085 variants, to help with compatibility checks.
Electrical load ratings and physical dimensions are provided for comparing against the existing board and furnace requirements.

Cons

No installation instructions are included, so the wiring and replacement process may require separate documentation or qualified help.

Technical specifications

13 specifications

Identity
Brand	Fundyliue
Model	94W83 40403
Part number	CB-94W83
Color	Blue
Listed replacement part numbers	81W11, 103085-01, and 103085-02, 103085-03.
Furnace type	single-stage furnaces

Electrical ratings
Working circuit voltage	18-30VAC
Maximum blower load	15FLA, 30LRA, 120 VAC; 7.5FLA，15LRA，240 VAC.
Maximum inducer load	3FLA, 10LRA, 120 VAC; 1.5FLA，5LRA，240 VAC.
Humidifier terminal	8A, 115 VAC.
Electronic air purifier	8A, 115 VAC

Dimensions and installation
Dimensions listed	6.89 x 5.2 x 1.57 inches
Weight listed	8.3 ounces

What to know before buying

Listing details to confirm

The title includes 1012-977A-I, while the feature list's replacement-number list omits it. Check the existing board number and furnace documentation for an exact match. Disconnect power before repair. The listing suggests photographing wiring before removal and provides no instructions. Its stated installation-ease claim does not establish compatibility or suitability for every furnace.

What’s in the box

Included

1 control board

Who is it for?

A good fit for

Owners or service professionals seeking a listed replacement board for a single-stage furnace with a matching part number and electrical requirements.
Buyers comparing the listed voltage and terminal load ratings with an existing board.

Less suited to

Buyers unable to confirm the furnace model, board part number, wiring, or electrical requirements before installation.
Anyone seeking an included installation manual.

Fundyliue 94W83 40403 Furnace Control Board · photo 2 — Additional product photo 2

Customer reviews on Amazon

5 / 5 · 3 ratings

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The supplied evidence contains aggregate ratings but no written customer feedback. The limited rating snapshot is entirely in the highest category, which is encouraging but too small to establish reliability, compatibility, or installation experience. Buyers should base their decision on matching the board and electrical specifications to their furnace.

Frequently asked questions

Which part numbers does the listing say this board replaces?

The feature list names 81W11, 103085-01, 103085-02, and 103085-03. The title also mentions 1012-977A-I, but that number is absent from the feature list, so verify compatibility against the existing board and furnace documentation.

What furnace type is it listed for?

The listing describes it as a replacement accessory for single-stage furnaces.

What electrical ratings are provided?

The stated working circuit voltage is 18-30VAC. Separate blower, inducer, humidifier, and electronic air purifier load ratings appear in the specifications.

Are installation instructions included?

No. The listing explicitly says the product does not contain instructions and advises disconnecting power before repair.