# STI STI-6721-B Replacement Glass Breaker for Key Box

Ensure immediate access with the **STI STI-6721-B Replacement Glass Breaker** designed for key boxes. This essential component for industrial automation systems provides quick and reliable access to emergency keys.

The **STI-6721-B** is engineered for durability and ease of use in demanding environments. It is a critical part of security protocols, ensuring that authorized personnel can swiftly obtain keys during urgent situations. Its design integrates seamlessly with STI key boxes, making it a dependable choice for fire alarm and emergency access points.

-   Quick and reliable access to emergency keys
-   Durable construction for industrial environments
-   Designed for seamless integration with STI key boxes
-   Essential component for fire alarm and security systems
-   Ensures rapid response during urgent situations

## Specifications

Part Number STI-6721-B is a dedicated replacement glass breaker.

Secure your emergency access points with the trusted **STI STI-6721-B Replacement Glass Breaker**. For reliable industrial automation solutions, choose Ram Automations.

## Details

- **Price:** 999.0 USD
- **Vendor:** STI
- **Type:** Safety Equipment > Emergency Access > Key Box Accessories
- **Tags:** emergency access, fire alarm accessory, industrial automation, key box, replacement glass breaker, sti, sti-6721-b

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- STI STI-6721-B Replacement Glass Breaker for Key Box-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/sti-sti-6721-b-glass-breaker)
> Updated: 2026-09-21