GRI TSC-20 10 Pack Tamper Switch, Closed Loop

The GRI TSC-20 tamper switch features an adjustable plunger and a compact 3/8 inch diameter, making it suitable for door and window installations where larger switches are impractical. Its oval flange design ensures secure mounting and reduces issues with expansion and contraction.

Constructed with a nylon body and a stainless steel spring, this switch offers a long service life with reliable sealed contacts. It includes press-fit 12 inch #22 AWG leads and comes with mounting hardware. The device is hermetically sealed with plated contacts to prevent sticking and freezing.

• Travel distance: 0.250 inches total, 0.105 ± 0.035 inches pre-travel
• Supervisory loop compatible
• Bracket box tamper option available
• Longer leads and jacketed zip cord cable available on request