Packard HS24A343 DPDT Heat Sequencer 1 Timing 2 Switches

The Packard HS24A343 is a solid-state DPDT (Double Pole Double Throw) heat sequencer designed for controlling the operation of heating elements and blower motors in electric, gas, or oil heating systems. This reliable sequencer features 1 timing circuit with 2 switches, providing precise control over heating sequences.

Key Specifications:

• On timing: 1-20 seconds adjustable
• Off timing: 40-110 seconds adjustable
• Contact ratings: up to 25 Amps at 120/240V and 12.5 Amps at 480V
• Operating temperature range: -50°F to 165°F (-45.5°C to 73.8°C)
• Multi-voltage operation: 120/240/480 VAC
• Maximum power: 6000 watts at 240V, 3000 watts at 120V

Features:

• Solid-state construction for reliable operation
• Shock and vibration resistant design
• Full-load rated auxiliary contacts
• Quick-connect terminals for easy installation
• Mounts in any position for flexible installation

This sequencer is a direct replacement for multiple OEM part numbers including White-Rodgers 24A34-3, Mars 33244/33844, Klixon E017, Supco Q103, and many others, making it a versatile solution for HVAC technicians.