# Kidde-Fenwal Fire Heat Detector 27121-0 - Vertical Detect-A-Fire

The Kidde-Fenwal Fire Heat Detector 27121-0 is a reliable fire alarm equipment designed to ensure your space is safe and secure. This vertical detect-a-fire unit from the Detect-a-fire Series 27100 features a 190F 1104 thermostat for optimal performance, quickly detecting temperature changes.

This **Fire Heat Detector 27121-0** is classified under Class I, Groups B, C and Class II, Groups E, F & G, and rated at 5A, 125 Vac; 0.5A, 125 Vdc; 2A, 24Vdc; 1A, 48Vdc for reliable functionality. The **N-87348 detector** and vertical heat sensor can detect temperature changes up to 225 degrees.

-   **Rapid Temperature Detection:** Detects quick temperature changes.
-   **Vertical Design:** Optimizes space and placement.
-   **Broad Compatibility:** Classified for various industrial settings.
-   **Durable Construction:** Ensures longevity and consistent performance.
-   **Easy Installation:** Lightweight design for hassle-free setup.

**Specifications:**  
Voltage: 125 Vac, 125 Vdc, 24 Vdc, 48 Vdc  
Current Rating: 5A, 0.5A, 2A, 1A  
Thermostat: 190F 1104  
Operating Temperature: Up to 225 degrees  
Weight: 150 Gm

Trust the **Kidde-Fenwal Fire Heat Detector 27121-0** to protect your property from potential fire hazards. Invest in this efficient fire alarm equipment to ensure the safety of your industrial or automation systems.

[Contact Ram Automations](mailto:info@ramautomations.com) for more information.

## Details

- **Price:** 999.0 USD
- **Vendor:** Kidde-Fenwal
- **Type:** Safety & Security > Fire Safety > Heat Detectors
- **Tags:** 27121-0, automation-safety, fire-alarm, fire-heat-detector, heat-sensor, industrial-safety, kidde-fenwal

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New | 999.00 USD | In stock |

## Images

- Kidde-Fenwal Fire Heat Detector 27121-0 - Vertical Detect-A-Fire-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/kidde-fenwal-fire-heat-detector-27121-0)
> Updated: 2026-10-03