TANE SD72 Reed Switch for Steel Door 19mm Dia SPDT

Contact Size: .75″×.84″(19.05mm×21.3mm)
Standard Magnet Size: .75″×.84″(19.05mm×21.3mm)
Standard Gap: 1.1″(28mm)
Colors: White
12″(305mm) 22 AWG Leads Standard
Longer leads available.