Igniter Lead Set W-M QB180/300 WM#: 644-600-043 - Crown

Part: 70043-02 — Crown W-M Igniter Lead Set
OEM Reference: Weil-McLain P/N 644-600-043
Manufacturer: Crown Engineering Corporation
Application: Replacement high-temperature ignition lead set for Weil-McLain QB180 and QB300 burners (oil burner ignition) Crown Engineering+1

Key Details

• Function: Ignition lead set (spark/igniter leads) used to connect the burner transformer/ignition module to the spark electrodes on Weil-McLain QB series burners. Manuals+

• Compatibility: Specifically fits Weil-McLain QB180 and QB300 oil burner models. Manuals+

• Connector Ends: One end has a .125" round female rod connector, and the other end has a 1/4" female spade connector. Connections are protected by oil-resistant shrink tubing. Manuals+

• Length & Ratings:

  • Overall length: ~11 3/4" (approximate high-tension lead length).

  • Voltage rating: ~20 kV DC.

  • Temperature rating: ~150°C / 302°F. Manuals+

Summary: This is a high-temperature, high-voltage ignition lead set designed as a direct OEM replacement for the ignition leads on Weil-McLain oil burners QB180 and QB300. It enables the ignition transformer to deliver spark to the electrodes that ignite fuel in the burner. Crown Engineering+1