Siemens QFA20 Series Temperature & Humidity Sensor, Wall, ±3 %RH Corrugated Cardboard
- RS stock no.:
- 639-229
- Mfr. Part No.:
- QFA2001 / S55720-S114
- Manufacturer:
- Siemens
Subtotal (1 unit)*
R 5 038,02
(exc. VAT)
R 5 793,72
(inc. VAT)
FREE delivery for orders over R 1,500.00
In Stock
- Plus 1 unit(s) shipping from 13 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | R 5,038.02 |
*price indicative
- RS stock no.:
- 639-229
- Mfr. Part No.:
- QFA2001 / S55720-S114
- Manufacturer:
- Siemens
Specification
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Product Type | Temperature & Humidity Sensor | |
| Sub Type | Room Sensor | |
| Accuracy | ±3 %RH | |
| Mount Type | Wall | |
| Maximum Operating Temperature | 50°C | |
| Minimum Operating Temperature | -15°C | |
| Minimum Supply Voltage | 13.5V | |
| Maximum Supply Voltage | 35V | |
| Package Type | Corrugated Cardboard | |
| Length | 90mm | |
| Height | 100mm | |
| Standards/Approvals | UL 873, RCM, IEC 60721-3-2, IEC 60721-3-3, CE, EAC | |
| Series | QFA20 | |
| Automotive Standard | No | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Temperature & Humidity Sensor | ||
Sub Type Room Sensor | ||
Accuracy ±3 %RH | ||
Mount Type Wall | ||
Maximum Operating Temperature 50°C | ||
Minimum Operating Temperature -15°C | ||
Minimum Supply Voltage 13.5V | ||
Maximum Supply Voltage 35V | ||
Package Type Corrugated Cardboard | ||
Length 90mm | ||
Height 100mm | ||
Standards/Approvals UL 873, RCM, IEC 60721-3-2, IEC 60721-3-3, CE, EAC | ||
Series QFA20 | ||
Automotive Standard No | ||
Exempt
- COO (Country of Origin):
- CN
The Siemens Room sensor is a precise humidity sensor designed for indoor environmental monitoring. It continuously measures relative humidity and provides reliable data for efficient climate control systems in buildings. Ideal for integration into heating, ventilation, and air conditioning (HVAC) systems, it ensures optimal comfort while maintaining energy efficiency. The sensor is suitable for a wide range of applications, including offices, hospitals, and industrial spaces.
It is used as a control sensor
IP30 protection
Silicone free sensor
RoHS compliant