# Shunt Diode Barrier 66 Ohms 18V Gai-Tronics - Intrinsically Safe

The **Gai-Tronics Shunt Diode Barrier 66 Ohms 18 Volts** is a crucial safety component designed to protect communication circuits in hazardous environments. This barrier ensures safe isolation between hazardous and non-hazardous areas by limiting voltage and current while maintaining reliable signal transmission. Ideal for industrial, marine, and offshore applications, the **Shunt Diode Barrier** provides dependable protection for critical communication systems.

This intrinsically safe barrier is engineered for high-integrity performance, offering robust protection in harsh conditions. Its design ensures signal stability, making it an essential component for any communication system in potentially explosive atmospheres. This **Gai-Tronics** product is built to last.

-   **Intrinsically Safe Design**: Specifically engineered for use in hazardous-area communication circuits.
-   **66-Ohm Resistance**: Provides controlled and predictable voltage drop for optimal performance.
-   **18-Volt Rating**: Offers maximum safe-area voltage protection for connected equipment.
-   **Reliable Current Limiting**: Safeguards connected equipment from overcurrent situations.
-   **Compact Construction**: Industrial-grade module compatible with various systems.

**Specifications:**

-   Type: Shunt diode intrinsic-safety barrier
-   Resistance: 66 Ohms
-   Maximum Voltage: 18 Volts
-   Current Limiting: Approx. 136 mA (typical)
-   Application: Hazardous-area paging, telephony, and signal circuits
-   Construction: Industrial-grade, compact module

The **Gai-Tronics Shunt Diode Barrier** delivers dependable protection and signal stability, making it a vital component for industrial and marine communication systems. Contact [info@ramautomations.com](mailto:info@ramautomations.com) or visit Ram Automations to integrate this essential safety device into your industrial automation systems.

## Details

- **Price:** 999.0 USD
- **Vendor:** Gai-Tronics
- **Type:** Industrial Automation > Safety Components > Intrinsically Safe Barriers
- **Tags:** 18 Volts, 66 Ohms, Communication Circuits, Gai-Tronics, Hazardous Area, Industrial Automation, Intrinsic Safety, Marine Applications, Shunt Diode Barrier

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 69144-001 / USED | 999.00 USD | In stock |

## Images

- Shunt Diode Barrier 66 Ohms 18V Gai-Tronics - Intrinsically Safe-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/shunt-diode-barrier-gai-tronics-66-ohms)
> Updated: 2026-10-01