Siemens
Siemens RAA21-GB Room Thermostat
Siemens RAA21-GB Electromechanical Room Thermostat.
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
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Get a price for RAA21-GB
Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Electromechanical design
Simple ON/OFF control
Accurate temperature regulation
Suitable for heating & cooling
Easy installation
Product description
The Siemens RAA21-GB is an electromechanical room thermostat designed for simple and reliable temperature control in HVAC systems. It features an ON/OFF switch for manual operation and is suitable for both heating and cooling applications.
This thermostat is widely used in residential, commercial, and light industrial buildings to maintain desired room temperatures, contributing to comfort and energy efficiency.
Stanlo Automation, a veteran-owned supplier, offers the Siemens RAA21-GB, providing quality surplus industrial automation parts.
Technical specifications
| Type | Room Thermostat |
| Mechanism | Electromechanical |
| Switch | ON/OFF |
| Application | Heating/Cooling |
Common applications
Residential buildings
Commercial spaces
Light industrial facilities
HVAC systems
Temperature control
Compatible systems
Standard HVAC control systems
Heating systems
Cooling systems
Two-wire thermostat applications
Also known as
Siemens Room Thermostat RAA21-GB
RAA21 GB Thermostat
Replaces / compatible with
Direct replacement for older Siemens RAA series room thermostats. Compatible with standard two-wire HVAC control systems.
Technical note
Expert tip
The RAA21-GB's electromechanical design ensures reliable operation without the need for complex electronics, making it robust for various environments.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What type of control does the Siemens RAA21-GB room thermostat offer?
The Siemens RAA21-GB room thermostat offers simple ON/OFF control. It is an electromechanical device that switches heating or cooling systems on or off based on the set temperature.