Lennox 66J54 - (66J5401) Transformer, 70 VA, 600 VAC Primary to 24 VAC Secondary with 3.5 Amp Circuit Breaker
The Lennox 66J54 Transformer is a high-capacity step-down transformer designed to ensure reliable low-voltage control power for HVAC systems. With a 70 VA rating, this unit converts 600 VAC primary voltage at 60 Hz to a stable 24 VAC secondary output, making it ideal for demanding heating and cooling applications. The integrated 3.5 amp circuit breaker adds an extra layer of protection by guarding against overloads and short circuits, helping extend equipment lifespan and reduce downtime.
Application: Suitable for use in HVAC control systems requiring reliable low-voltage operation
Construction: Durable and built to meet rigorous industry standards
This transformer is a dependable replacement or upgrade component for various Lennox systems and other compatible equipment requiring 24V control voltage. Whether you're performing new installations or routine service work, the Lennox 66J54 ensures consistent performance and peace of mind.
Why Buy from Beenimax.com?
Beenimax.com is your trusted source for genuine HVAC parts and components. Here's why contractors and professionals across the country choose us:
Authentic OEM Products – We stock only genuine, brand-name HVAC parts—no knockoffs, no substitutions.
Competitive Pricing – Get the parts you need at prices that help you stay profitable on every job.
Fast, Reliable Shipping – Most orders ship same or next business day, ensuring minimal downtime.
Expert Support – Our knowledgeable team is here to help you find the right part the first time.
Bulk & Contractor Discounts – We value our professional customers. Ask us about tiered pricing for volume orders.
Hassle-Free Returns – Shop with confidence knowing we back our products with a fair and simple return policy.
Whether you're managing a large inventory or handling a last-minute service call, Beenimax.com makes it easy to get the parts you need—quickly, affordably, and reliably.
