Packard PF42440 Control Transformer – 24V Output, 40 VA, 2-Foot Mount, Class II

Overview

The Packard PF42440 control transformer is a compact, Class II power solution designed for low-voltage control circuits. Its 2-foot mounting footprint makes it a practical fit for tight panel spaces while delivering a reliable 24V secondary for logic and signaling tasks.

Key specifications at a glance

• Mounting configuration: 2 foot
• Primary voltage: 120/208/240
• Secondary voltage: 24
• VA rating: 40

Why this transformer makes sense in panel projects

With a 24V secondary and a compact 40 VA rating, it supports small control circuits such as relays and logic modules. The Class II design emphasizes inherent safety for low-voltage applications, while the 2-foot mount aids straightforward integration into existing enclosures with minimal rearrangement.

Performance, longevity, and reliability

Engineered for long life, the PF42440 is designed to operate for over 60,000 hours under normal load. The robust build and steady output help maintain consistent control performance, and its compact footprint helps conserve space in crowded panels.

Real-world benefits and use cases

In practice, this transformer supports a range of small, low-voltage control tasks. Potential applications include powering relay logic, panel signaling for automation, door access circuits, and HVAC control panels, all within the safe confines of a Class II device.

• Compact footprint fits crowded enclosures
• Versatile input options: 120, 208, or 240V
• Stable 24V output supports low-current control circuits
• Low-maintenance operation with proven long life

Installation guidance

Mount the unit on a sturdy surface, connect the primary leads to the incoming supply, and route the 24V secondary to your control equipment. Maintain appropriate clearance, secure wiring, and ensure enclosure ventilation for best performance.

Overall, the Packard PF42440 offers a practical, space-conscious way to power low-voltage control logic in panel assemblies. Its combination of safe Class II design, flexible input voltages, and reliable long life makes it a credible option for many standard control needs.