GRI TS-30 Tamper Switch, Open Loop
SKU
GRI-TS-30
Model No
TS-30
$129.80
GRI TS-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 TS-30 Tamper Switch is engineered for reliability and versatility, featuring a compact design and durable construction ideal for tight spaces. With a unique adjustable plunger, this switch offers flexibility in installation, making it suitable for a broad range of door and window applications. Its strong spring action and sealed contacts ensure long-term performance, while the available bracket adds extra mounting options. This tamper switch effectively replaces older mechanical systems, providing a modern solution for security needs.
Features
- Recessed Adjustable Plunger: Allows for customization from 1/4” to 1/2” for various installations.
- 3/8” Diameter: Smallest in the industry, perfect for applications where space is limited.
- Easy to Install: Designed for user-friendly installation, saving time and effort.
- Replacement for Old Mechanical Tampers: Offers a modern upgrade for obsolete systems.
- Strong Spring Action: Ensures reliable operation and responsiveness to tampering.
- Press to Fit: Simple mechanism makes it easy to secure the switch in place.
- 12” #22 AWG Leads: Provides ample length for flexible placement options.
- Screw Down Flange: TS-20 features guarantee positive retention for secure installation.
- Custom Options: Longer leads, zip cords, or jacketed cable available upon request.
- Hermetically Sealed: Protects internal components for enhanced durability.
- Plated Contacts: Resists sticking or freezing, ensuring smooth operation.
- Precise Travel Distance: Total travel distance of .250 inches with pre-travel of .105 ± .035 for accuracy.
- Mounting Hardware Included: Everything you need for installation comes with the product.
- Supervisory Loops: Available upon request for advanced monitoring capabilities.
GRI TS-30 Tamper Switch Specifications
| Diameter | 3/8” |
| Plunger Adjustment | 1/4” to 1/2” |
| Lead Length | 12” #22 AWG |
| Travel Distance | Total .250; Pre-travel .105 ± .035 |
| Mounting Type | Screw down flange on TS-20 |
| Material | Nylon with stainless steel spring |
| Contact Type | Hermetically sealed with plated contacts |
| Installation | Easy press-to-fit mechanism |
| Mounting Hardware | Included |
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