11084902 Amana-Goodman 208/240v PRI 24 SEC 40VA TRANSFORMER

The 11084902 is the OEM Amana‑Goodman 40 VA control transformer used across a wide range of residential and light‑commercial HVAC systems. It steps 208/240 VAC primary power down to a stable 24 VAC secondary for control boards, gas valves, relays, and thermostat circuits.

This is the direct OEM replacement for systems requiring a Class‑2, 40 VA transformer.

Technical Specifications

• Primary Voltage: 208/240 VAC

• Secondary Voltage: 24 VAC

• Power Rating: 40 VA

• Frequency: 50/60 Hz

• Type: Class‑2 control transformer

• Mounting: Standard HVAC bracket / universal mount

• Wiring: Leaded connections (OEM style)

• Weight: ~1.5 lb (per Shopify listing)

Compatible With

• Amana & Goodman furnaces

• Amana & Goodman air handlers

• Heat pump air handlers

• Package units

• Any system requiring a 40 VA, 24V control transformer with 208/240V primary

Common Symptoms of Failure

• No 24V output to thermostat

• Blown low‑voltage fuse

• Repeated fuse trips due to shorted low‑voltage wiring

• Control board not powering up

Technician Notes

• Always check for shorts on the low‑voltage side before installing a new transformer.

• If the OEM design requires it, add secondary fuse protection (3A–5A automotive‑style).

• This transformer is a direct OEM replacement—no rewiring or bracket modification needed.

Cross‑Reference

• Amana‑Goodman: 11084902

• Neuco: Listed as vendor source on your product page

• Generic Equivalent: 40 VA, 208/240 → 24V control transformer