Resideo AT175A1008/U 75VA 24V HVAC Transformer
Resideo AT175A1008/U 75VA 24V HVAC Transformer
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Condition: New – Open box
The RESIDEO AT175A1008/U 75VA/24V Transformer is a step-down transformer engineered to convert line voltage into a stable 24-volt output for low-voltage control systems. Rated at 75 VA, this Resideo transformer delivers consistent, regulated power suited to HVAC controls, thermostats, and other 24V control circuits that demand dependable voltage conversion.
Anyone searching for a 24 volt transformer for HVAC applications will find this unit addresses common power supply issues in heating and cooling control systems, including insufficient voltage delivery to thermostats, relays, and zone control boards. A 75VA transformer of this type provides enough capacity to run multiple low-voltage components simultaneously without overloading the circuit, which helps prevent nuisance shutdowns and control malfunctions. Because it's built to Resideo's transformer specifications, it integrates readily into existing residential and light commercial HVAC systems as a direct replacement part, simplifying maintenance and reducing downtime during service calls.
This Resideo AT175A1008/U transformer is best suited for HVAC technicians, electricians, and facility maintenance professionals who need a reliable 75VA 24V transformer replacement for furnaces, air handlers, or control panels. Homeowners working with a licensed technician on a system repair will also benefit from having the correct part specified for their control circuit. For anyone seeking a dependable, properly rated transformer to keep low-voltage control systems running smoothly, this unit offers the specifications required for accurate, long-term performance.
📦 Shipping Information
United States Orders: Shipped via Chit Chats Express . Estimated delivery: 4–7 business days
Canadian Orders:Orders are shipped via Chit Chats. Estimated delivery is typically 2–6 business days, depending on destination and carrier processing times.
International Orders:Shipped with Chit Chats or Canada Post, depending on service availability. Estimated delivery: 7–15 business days (varies by destination).
Returns & Refunds Policy: We offer a 30-day return window. Items must be gently used, in their original packaging and not have major signs of use/damage
Customs Duties & Import Fees: Orders shipped outside Canada may be subject to import duties, taxes, or customs fees. For U.S. orders, all duties are pre-paid and included—no extra charges at delivery.
Disclaimer: At DaveyDooDeals, our products are sourced from trusted channels, including surplus warehouses, authorized distributors, and carefully selected clearance inventories. While many items are new and unused, some are reclaimed from decommissioned equipment or overstock. Each listing clearly states the item’s condition and any known defects. In the unlikely event that a defect is missed, our 30-day return policy has you covered.
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