Functional Devices TR40VA004 40VA Transformer 120V to 24V Class 2 UL

Provide dependable low-voltage power where it matters most — for security, surveillance, and building control systems. The Functional Devices TR40VA004 transformer delivers a stable 24 VAC Class 2 output with 40 VA capacity, giving you consistent power for cameras, access control panels, sensors, and monitoring equipment. Designed for professional installations, this transformer accepts common line voltages and is UL listed and RoHS/CE certified, helping streamline code compliance and reduce field callbacks.

Its compact footprint and dual mounting options let technicians install the unit quickly in crowded junction boxes and enclosures, saving labor time on retrofits and new builds. The TR40VA004’s robust construction minimizes heat and maximizes reliability in commercial and industrial environments, reducing downtime for critical security and HVAC systems. Ideal for integrators and facility managers who need predictable performance from power components. Order the Functional Devices TR40VA004 to simplify wiring, protect low-voltage circuits, and keep your surveillance and monitoring systems running smoothly — perfect for CCTV, access control, and building automation projects.

• Deliver reliable, stable 24 VAC power to security and access control devices for uninterrupted system operation
• Compact 40 VA design saves panel space while supporting CCTV, monitoring, and low-voltage controls
• Wide input compatibility and UL Class 2 safety reduce installation complexity and code concerns
• Flexible mounting (foot and dual threaded hub) enables fast retrofit or new-install placement in tight enclosures
• CE/RoHS-certified, durable construction minimizes maintenance and lowers lifecycle cost