C-TEC C4403A2 Standard Fixed 60C Temperature Heat Detector
Overview
The C-TEC C4403A2 is a high-quality Type A2 standard fixed temperature heat detector designed for use in conventional fire alarm systems. Manufactured by C-TEC in the UK, it provides dependable fixed heat detection performance at a competitive price point for professional fire alarm installations.
Third-party certified to EN54-5 by Intertek, the detector is designed to generate an alarm condition when it detects a temperature between 54°C and 65°C. Its two ultra-bright red LED indication strips ensure clear 360° visibility, while wide operating voltage tolerance and compatibility with multiple ActiV bases support flexible system design.
Key Features
- Type A2 fixed heat detector: standard fixed temperature detection for conventional fire alarm systems.
- EN54-5 certified: third-party certified by Intertek for recognised compliance.
- UK manufactured: produced by C-TEC for consistent quality and reliable operation.
- Fixed response range: designed to alarm between 54°C and 65°C.
- Wide operating voltage: suitable for 9 to 33V DC system operation.
- 360° LED visibility: two 8 mm x 2 mm ultra-bright red LED strips provide clear local indication.
- ActiV base compatibility: compatible with C4408D diode, C4408 non-diode and C4408R relay bases.
Product Highlights
The C4403A2 is ideal for applications where fixed temperature heat detection is preferred over smoke sensing. It is suitable for monitored 2-wire, polarity-sensitive fire alarm circuits and offers stable low-current performance in standby with reliable alarm operation and reset characteristics.
With robust polycarbonate construction, IP42 protection, remote LED support via the appropriate ActiV base and compact dimensions for straightforward installation, the detector is well suited to commercial and industrial indoor environments requiring dependable conventional heat detection.
Technical Specification
| Parameter | Specification |
| Model / Description | C4403A2 Standard Fixed 60°C Temperature Heat Detector |
| Approvals / Standards | Certified to EN54-5 by Intertek (0359-CPR-00183) |
| Detector Type | Type A2 Standard Fixed Temperature Heat Detector |
| Application | Generates an alarm condition when it detects a temperature between 54°C and 65°C |
| Application Temperature | 25°C typical, 50°C max. |
| Static Response Temperature | 54°C min., 65°C max. |
| Supply Wiring | 2-wire monitored, polarity sensitive |
| Supply Voltage | 9 - 33V DC |
| Quiescent Current | 30 µA @ 24V DC |
| Switch-on Surge Current | 120 µA for 3 seconds |
| Alarm Voltage | 6 - 33V DC |
| Alarm Current | 19 mA @ 12-33V DC; 11 mA @ 9V DC; 2.5 mA @ 6V DC |
| Alarm Reset Voltage | Less than 1V DC (+0.5 seconds alarm reset time) |
| Expansion Connection | Remote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC |
| IP Rating | IP42 |
| Product Dimensions | 102.2 mm diameter x 37 mm deep (detector only); 102.2 mm diameter x 57.5 mm deep (with base) |
| Weight | Detector: 99 g; Base: 55 g |
| Construction & Finish | White polycarbonate casing rated to UL94 V-2 with nylon parts |
| Compatible Detector Bases | C4408D Diode Base; C4408 Base; C4408R Relay Base |
For project pricing, detector base options and system integration details, please contact our sales team.
