System Sensor 5603 135°F Fixed Temp, Single-Circuit Mechanical Heat Detector
Details
- BrandSystem Sensor
- StyleMechanical
- Power SourceCorded
- Item Weight4 ounces
- AlarmAudible
- Operating Humidity95 percent
Description
🔥 Stay ahead of the heat—because safety waits for no one!
- HUMIDITY RESILIENCE - Operates flawlessly in environments with up to 95% humidity, perfect for diverse professional settings.
- COMPACT LIGHTWEIGHT - At just 4 ounces and 5x5x2.5 inches, it integrates seamlessly without disrupting your space.
- CORDED ELECTRIC POWER - No batteries needed—continuous, maintenance-free operation for peace of mind.
- PRECISION HEAT DETECTION - Fixed 135°F threshold ensures reliable, timely alerts before danger escalates.
- ROBUST MECHANICAL RELIABILITY - Single-circuit mechanical design guarantees consistent performance without electronic failure risks.
The System Sensor 5603 is a compact, mechanical heat detector with a fixed 135°F activation point, designed for dependable single-circuit operation. It excels in high-humidity environments up to 95%, powered by a corded electric source requiring no batteries, making it a low-maintenance, professional-grade safety solution.
Specifications
| Brand | System Sensor |
| Style | Mechanical |
| Power Source | Corded Electric |
| Item Weight | 4 ounces |
| Alarm | Audible |
| Operating Humidity | 95 percent |
| Upper Temperature Rating | 57.2 Degrees Celsius |
| Manufacturer | System Sensor |
| UPC | 783863022463 |
| Part Number | 5603 |
| Product Dimensions | 5 x 5 x 2.5 inches |
| Item model number | 5603 |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |
Reviews
J**O
Installed easily in a 2-wire system for a commercial system.
Installed easily in a 2-wire system for a commercial system. Please know that this item is NOT testable and is NOT battery operated. If it alerts, you will have to replace it.
F**Y
Sensor
I guess it works only way to test is have a fire, hope it's never tested.
C**Z
sensor is most likely fine. My rating is not for the sensor
sensor is most likely fine. My rating is not for the sensor. just didn't realize it was a wired variety and therefore useless to me.
J**F
Perfect.
Replacement for a failed unit. Perfect.
Common Questions
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