Shopping Cart

Your cart is empty.

Your cart is empty.

4011F-3 120V to 24V Transformer, Compatible with Trane 40VA HVAC Furnace Transformers, 120 to 24 Volt Transformer for Trane Furnace Parts, Replaces TRR01729 TRR1729 TRR00784 TRR0784 with Foot Mount

Free shipping on orders over $29.99

$18.99

$ 9 .99 $9.99

In Stock

About this item

  • 【24vac Transformer】:24 Volt transformer is an essential component of your furnace and HVAC system. Transformer is designed to convert high voltage 120V AC power from your furnace and HVAC system to a stable 24V AC output for voltage conversion, providing you with high efficiency and low heat generation. Maximise energy savings and reduce electricity costs.
  • 【Furnace Transformer Specifications】: Primary voltage: 120V, Frequency: 50/60Hz, Secondary voltage: 24V, Rating: 40VA. The 4011F-3 HVAC furnace transformer is compatible with Goodman, Amana, Trane, Basler Electric, Supco, Grainger and other leading brands, the 24 Volt furnace transformer effectively integrates with your existing HVAC equipment.
  • 【HVAC Transformer 120v 24v Compatibility 】: Furnace Transformer 120V to 24V is Perfect replacement for many furnace and HVAC transformers, can replace Trane TRR-1729 TRR1729 TRR01729 TRR-0784 TRR00784 TRR0784 TRR01816 TRR-1816 TRR-1816 TRR01755 TRR-1755 TRR1755 C340041P05, Basler Electric C340041P05 BE25214011 G06A-1124, Gemline GT446, Supco SXT105, UEI UET105, UET115 & others
  • 【Ideal Choice】: 24 V Transformers are manufactured from durable materials including high conductivity copper wire and high permeability silicon steel sheets and insulators. These features ensure efficient energy transfer and improved magnetic field conductivity and safety. Meets OEM standards to ensure long service life. Easy to install or view on YouTube.
  • 【After-sales Service】: We provide 24v 40va transformer to ensure safe operation and long-term use. If you have any problem after receiving the goods, please contact our customer service by email. Our customer service team is available 24/7 to provide you with excellent technical support.



Product Description

120 to 24 volt transformer. 4011F-3

Furnace Transformer 120V to 24V, Replaces TRR01729 TRR1729 TRR00784 TRR0784

120v 24v 40va Transformer Replacement for Trane HVAC Furnace Transformer.

HVAC Transformer 120v 24v is compatible with Goodman, Amana, Trane, Basler Electric, Supco, Grainger and other leading brands.

Furnace transformer 120v 24v effectively integrates with your existing HVAC equipment.

4011F-3 120V to 24V Transformer HVAC furnace 120 24 Trane Replacement volt 24V AC transformers
TRR-1729 TRR1729 TRR01729 TRR-0784 TRR00784 TRR0784 TRR01816 TRR-1816 TRR-1816 TRR01755 TRR-1755
HVAC Transformer 24v 40va

24 Volt Transformer HVAC

24v 40va transformer for AC control systems including industrial heating, air conditioning circuits, thermostats, relays, gas valves and or other applications that do not exceed the listed ratings.

TRR1755 C340041P05 Basler Electric C340041P05 BE25214011 G06A-1124 Gemline GT446 Supco SXT105
24 v Transformer Meets OEM standards

24vac Transformer Material

1. Copper wire: Low resistance, low heat loss; High conductivity, can transfer current efficiently; Can withstand greater mechanical stress, not easily broken; Good thermal stability, more stable during prolonged operation.

2. Silicon steel sheet: High permeability and low iron loss; Good mechanical properties; High magnetic induction

3. Insulation material: Chemical resistance; Excellent insulation and electrical resistance; High temperature and impact resistance

120vac to 24vac transformer

Furnace HVAC Transformer Replacement

Problems that can be solved by replacing equipment

  • Replacement of underpowered older products
  • High Temperature Resistance
  • High efficiency
  • Eliminates low-power issues
UEI UET105 UET115 Packard PF42440 White-Rodgers 90-T40F3 Jard 4031F

Dan Heitzman
Reviewed in the United States on April 27, 2025
It's a transformer that transforms power from one voltage to the other. It does what it's supposed to. I'm not using it on anything too strenuous. Just a simple control valve that uses very little power and it works just fine. I put 120 in it puts out 24
Recommended Products

$91.29

$ 44 .99 $44.99

4.3
Select Option

$25.44

$ 11 .99 $11.99

4.9
Select Option

$15.01

$ 6 .99 $6.99

4.3
Select Option

$30.64

$ 15 .99 $15.99

4.8
Select Option

$24.59

$ 11 .99 $11.99

4.8
Select Option