Siemens QFA20 Series Temperature & Humidity Sensor, Wall, ±3 %RH Corrugated Cardboard
- RS Stock No.:
- 639-230
- Mfr. Part No.:
- QFA2020 / BPZ:QFA2020
- Manufacturer:
- Siemens
Subtotal (1 unit)*
€275.36
(exc. VAT)
€338.69
(inc. VAT)
Stocked by manufacturer
- Ready to ship from 10 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | €275.36 |
*price indicative
- RS Stock No.:
- 639-230
- Mfr. Part No.:
- QFA2020 / BPZ:QFA2020
- Manufacturer:
- Siemens
Specifications
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 | 0°C | |
| Minimum Supply Voltage | 13.5V | |
| Maximum Supply Voltage | 35V | |
| Package Type | Corrugated Cardboard | |
| RH Range | 0 to 100 % | |
| Series | QFA20 | |
| Length | 90mm | |
| Width | 36 mm | |
| Standards/Approvals | RCM, IEC 60721-3-3, EAC, CE, IEC 60721-3-2, UL 873 | |
| Height | 100mm | |
| 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 0°C | ||
Minimum Supply Voltage 13.5V | ||
Maximum Supply Voltage 35V | ||
Package Type Corrugated Cardboard | ||
RH Range 0 to 100 % | ||
Series QFA20 | ||
Length 90mm | ||
Width 36 mm | ||
Standards/Approvals RCM, IEC 60721-3-3, EAC, CE, IEC 60721-3-2, UL 873 | ||
Height 100mm | ||
Automotive Standard No | ||
RoHS Status: Exempt
- COO (Country of Origin):
- CN
The Siemens Room sensor designed to measure both humidity at DC 0 to 10 V and temperature signal at LG-Ni1000 for precise indoor climate control. It provides reliable and accurate environmental data, making it ideal for HVAC systems in commercial, industrial, and residential applications. With its dual-sensing capability, this sensor contributes to optimal temperature and humidity management, ensuring energy-efficient and comfortable indoor conditions. Its versatile design allows for easy integration into building automation systems.
It is used as a control sensor
IP30 protection
Silicone free sensor
RoHS compliant