What are the specs for this Transformer?

The correct replacement for ICP model VNE100J20A1 — 115V to 24V 40VA | Ships Today is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your ICP equipment which lists the model number VNE100J20A1 — 115V to 24V 40VA | Ships Today.

ICP

ICP Transformer for VNE100J20A1 — 115V to 24V 40VA | Ships Today

Name: ICP Transformer for VNE100J20A1 — 115V to 24V 40VA | Ships Today
Brand: ICP
SKU: 1011626
Price: 37.64 USD
Availability: InStock

SKU: 1011626 Brand: ICP

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Overview

This is a genuine OEM control transformer (part number 1011626) for ICP, Tempstar, and Heil model VNE100J20A1 gas furnaces. It steps down 115-volt line power to 24-volt control voltage to power the thermostat, control board, gas valve, and other low-voltage devices. Rated at 40VA, it delivers the stable control power required for safe, reliable furnace operation. A failed transformer kills the entire 24V control circuit — the thermostat goes blank and the furnace will not respond to a call for heat. Buzzing, a repeatedly blown control fuse, or a burnt odor from the control box typically indicate a shorted circuit has damaged the transformer.

Specifications

Spec	Value
Part Number	1011626
Type	Control Transformer
Brand	ICP / Tempstar / Heil
Primary Voltage	115V
Secondary Voltage	24V
Rating	40VA
Fit	OEM Direct Replacement

Compatibility

Direct-fit OEM replacement for ICP, Tempstar, Heil, Comfortmaker, and Arcoaire model VNE100J20A1 and many other furnaces using the 115V-to-24V 40VA control transformer. Verify your existing part number (1011626) before ordering.

Installation Guide

Safety First — Disconnect power at the furnace switch and breaker, then verify zero voltage with a multimeter.
Access — Remove the furnace control panel to reach the control box.
Document — Photograph all primary (115V) and secondary (24V) wire connections before disconnecting.
Remove — Disconnect the line and low-voltage leads, then unbolt the failed transformer from its bracket.
Install — Mount the new transformer and reconnect the primary and secondary wiring exactly per your photo.
Test — Restore power and confirm 24V at the secondary and normal furnace start-up.

Signs You Need a Replacement

Blank thermostat and completely dead 24V control circuit
Furnace will not start — no igniter, blower, or gas valve activation
Repeatedly blown low-voltage control fuse
Audible buzzing or a burnt smell from the control box

Shipping & Returns

Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

ICP Transformer for VNE100J20A1 ...

$37.64

Frequently Asked Questions

Does this Transformer fit my ICP VNE100J20A1 — 115V to 24V 40VA | Ships Today?

Yes. This is the factory-specified OEM transformer for the ICP VNE100J20A1 — 115V to 24V 40VA | Ships Today. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the transformer on my ICP VNE100J20A1 — 115V to 24V 40VA | Ships Today?

Difficulty: Medium (30–45 min)
Step 1: Turn off breaker. Step 2: Photo wiring connections. Step 3: Disconnect wires from old transformer. Step 4: Remove mounting hardware. Step 5: Install new transformer, reconnect wires matching voltage ratings. Step 6: Verify 24V output with multimeter.

My thermostat has no power. What failed?

Thermostat with no display = failed 24V transformer (or blown control board fuse). Check the 3A/5A fuse on the control board first ($1–$5 fix). If fuse is good but no 24V output from transformer, replace transformer.

Is this transformer compatible with Bryant or Payne too?

Many ICP parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my ICP transformer?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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