Massachusetts Phase I Firefighters' Service key switch featuring a prewired 3-position configuration with a 7/8" cylinder keyed to the Massachusetts 3502 fire service standard. Designed for dependable recall operation and ideal for replacements during modernization or maintenance projects.

Features

• Massachusetts 3502 keyed
• Prewired assembly
• 3-position switch
• Professional-grade construction
• Ready for installation

#SEES-3502-001A