GRI TSC-30 Tamper Switch, Open Loop
SKU
TSC-30
Model No
TSC-30
$127.08
GRI TSC-30 Tamper Switch, Open Loop is available to buy in increments of 10
Product Highlights
- Recessed adjustable plunger from 1/4″ to 1/2″
- 3/8″ diameter (Smallest in the industry!)
- Easy to install
- Replaces old mechanical tampers
- Strong spring action

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The GRI TSC-30 Tamper Switch offers a compact and effective solution for security applications where space is limited. With its adjustable plunger and minimal diameter, this tamper switch excels in door and window installations. The durable construction, including a stainless steel spring and sealed contacts, ensures reliability and longevity, making it a superior choice for upgrading to a modern tamper switch.
GRI TSC-30 Tamper Switch Features
- Recessed adjustable plunger: Allows for easy customization of detection distance from 1/4” to 1/2”, accommodating various installation needs.
- 3/8” diameter: The smallest in the industry, perfect for tight spaces without compromising performance.
- Easy to install: Designed for quick and hassle-free setup, minimizing installation time and effort.
- Replaces old mechanical tampers: Upgrades aging systems to improve efficiency and reliability.
- Strong spring action: Ensures reliable activation and quick response, enhancing security protection.
- Press to fit: Simple installation method that allows for secure fitting into designated locations.
- 12” #22 AWG leads: Provides ample length for connection to system components, allowing for flexible installation options.
- Screw down flange on TS-20: Offers positive retention, preventing movement or misalignment after installation.
- Longer leads available: Requests for zip cords or jacketed cable can be accommodated, providing additional customization.
- Hermetically sealed: Protects internal components from environmental factors, ensuring longevity.
- Plated contacts: Resist sticking or freezing, maintaining reliable performance in various conditions.
- Travel distance: Total of .250; pre-travel is .105 ± .035, enhancing accuracy in tamper detection.
- Mounting hardware included: Facilitates straightforward installation without the need for additional parts.
- Supervisory loops available: Increases monitoring capabilities for comprehensive security solutions.
GRI TSC-30 Tamper Switch Specifications
| Feature | Details |
|---|---|
| Diameter | 3/8” (Smallest in the industry) |
| Plunger Adjustment Range | 1/4” to 1/2” |
| Lead Length | 12” #22 AWG |
| Travel Distance | Total: .250; Pre-travel: .105 ± .035 |
| Material | Nylon with stainless steel spring |
| Sealing | Hermetically sealed |
| Flange Type | Screw down flange on TS-20 |
| Mounting Hardware | Included |
| Customization | Longer leads, zip cords, supervisory loops upon request |
| Contact Protection | Plated contacts resist sticking or freezing |
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