Can this fitting be used with non-Honeywell actuators

While generic relays exist

As a Single Pole Single Throw (SPST) switch

Key Benefits Extended 120-Inch Length: Provides 10 feet of high-voltage wire

Lennox 87H90 Limit Switch Can this fitting be usedThe Lennox 87H90 Limit Switch is a critical OEM furnace replacement part engineered for precise thermal regulation within high performance heating systems. This primary limit control features a 1. 75 inch insertion length and operates on an automatic reset logic, making it essential for maintaining safe internal plenum temperatures. As a veteran technician knows, this SPST (Single Pole Single Throw) safety device is designed to open on rise at 190F