
TK-5101 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $214.54 | Condition is New, SCHNEIDER ELECTRIC TK-5101 / TK5101 (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $290.99 | Condition is New, Schneider Electric Tk-5101 Thermostat, R.A., 1-Pipe, FREE SHIPPING | 99.8% |
![]() | $311.17 | Condition is New, SCHNEIDER ELECTRIC TK-5101 (Barber Colman) 55/85F RA 1-PIPE PNEU.TSTAT, FREE SHIPPING | 98.5% |
![]() | $313.36 | Top Pick! Condition is New, Schneider Electric TK-5101 Pneumatic Thermostat 55 to 85 Degrees Fahrenheit Sing, FREE SHIPPING | ![]() |
![]() | $318.29 | Condition is New, Schneider Electric (Barber Colman) TK-5101 55/85F RA 1-PIPE PNEU.TSTAT, FREE SHIPPING | 99.7% |
![]() | $339.00 | Condition is New, Schneider Electric (Barber Colman) TK-5101 55/85F RA 1-PIPE PNEU.TSTAT, FREE SHIPPING | 100.0% |

The Schneider Electric TK-5101 is a pneumatic thermostat designed for use in 1-pipe heating and cooling applications. This reverse acting thermostat is engineered to maintain optimal temperature levels in industrial and commercial environments, ensuring efficient operation of HVAC systems.
The TK-5101 features a robust and compact design, with a stainless steel housing that is resistant to corrosion and wear. The thermostat operates using compressed air as an actuating medium, making it suitable for applications where electrical signals may not be practical or safe.
The thermostat is equipped with a sensitive temperature sensor that accurately measures the temperature of the process fluid passing through it. This sensor activates the pneumatic actuator when the temperature reaches a pre-set point, sending a signal to the controlled valve to open or close as needed to maintain the desired temperature.
The TK-5101 is reverse acting, meaning that it opens when the temperature rises above the set point and closes when the temperature falls below it. This design is commonly used in applications where it is desirable to maintain a minimum temperature, such as in freeze protection or frost prevention systems.
The thermostat is easy to install and operate, with clear markings and simple adjustments for setting the temperature. It is also designed for easy maintenance, with accessible components and a quick-disconnect air connection.
Additionally, the TK-5101 is compatible with a wide range of control systems and valves, making it a versatile solution for various industrial and commercial applications. Its high accuracy and reliability make it an ideal choice for temperature control in demanding environments, where precise temperature control is essential for optimal system performance and energy efficiency.
Schneider Electric TK-5101 Pneumatic Thermostat (1-pipe reverse acting): pros and cons
The Schneider Electric TK-5101 is a pneumatic thermostat designed for use in heating applications with 1-pipe reverse acting systems. Here are some of its pros and cons:
Pros:1. Reliability: Pneumatic thermostats like the Schneider Electric TK-5101 are known for their reliability, as they have fewer electronic components than their electronic counterparts, reducing the risk of failure due to power surges or electronic malfunctions.
2. Simple installation: The TK-5101 is easy to install, as it requires only a few connections for pneumatic air, sensing element, and output. This can save time and labor costs during installation.
3. Wide temperature range: The thermostat has a wide temperature range of -40 C to 120 C, making it suitable for use in a variety of applications and environments.
4. Adjustability: The TK-5101 offers adjustability for both the on and off temperatures, allowing for precise temperature control.
5. Robust design: The thermostat has a robust design, with a stainless steel housing and a pneumatic actuator that is resistant to corrosion and wear, making it suitable for use in harsh environments.
Cons:1. Limited accuracy: Compared to electronic thermostats, pneumatic thermostats like the TK-5101 may have limited accuracy, as temperature sensing and control are based on pneumatic pressure, which can be affected by air leaks or pressure drops.
2. Requires regular maintenance: Pneumatic thermostats require regular maintenance to ensure proper functioning, as air leaks or pressure drops can affect their performance.
3. Higher initial cost: The Schneider Electric TK-5101 may have a higher initial cost compared to electronic thermostats, due to its pneumatic design and the cost of the required air compressor and compressed air system.
4. Limited communication capabilities: Pneumatic thermostats like the TK-5101 do not offer communication capabilities, making it difficult to monitor and control temperature remotely.
Conclusion:The Schneider Electric TK-5101 Pneumatic Thermostat is a reliable and robust solution for temperature control in heating applications with 1-pipe reverse acting systems. Its simple installation, wide temperature range, and adjustability are major advantages, but it may have limited accuracy, require regular maintenance, have a higher initial cost, and offer limited communication capabilities. Ultimately, the decision to purchase the TK-5101 will depend on the specific application requirements, budget, and maintenance capabilities. If precise temperature control and ease of communication are important, an electronic thermostat may be a better choice. However, if reliability, simplicity, and robustness are priorities, the Schneider Electric TK-5101 is a solid option.
Recommendation:If you are looking for a reliable and robust temperature control solution for a 1-pipe reverse acting heating system, the Schneider Electric TK-5101 Pneumatic Thermostat is a good choice. However, it's important to consider the potential limitations, such as limited accuracy, regular maintenance requirements, higher initial cost, and limited communication capabilities, and weigh them against the benefits before making a final decision. If accurate temperature control and remote communication capabilities are essential, an electronic thermostat may be a better fit for your application.
Details:
specifications maxohvac:
- brand: Schneider Electric
- mpn: Tk-5101
- type: Pneumatic Room Thermostat 1-pipe Reverse Acting
- unit type: Unit
- country/region of manufacture: United States
offer maxohvac:
- sold #: 21
- in stock #: 5
- options: ship-to-home
- started: march 8, 2025
- best offers: true
- prices: $214.54–$339.00
- item condition: New
- availability: in stock
payments maxohvac:
- credit card: mastercard
- wallet: google-pay
- other
shipping maxohvac:
- class: standard
- service: usps ground advantage
- type: calculated
- carrier: usps
- transit: 5-12 days
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
seller maxohvac:
- # reviews: 6562
- rating: 99.9%
- city: adrian, missouri
returns maxohvac:
- policy: no returns
Also Viewed:
- S2000D1000: , Schneider Electric Viconics
- AV-352: , Schneider Electric Barber Colman
- TC-4111: BULB, Schneider Electric
- VBB3N15-M113A00: BALL VALVE ACTUATOR BOX, Schneider Electric
- VB-7253-0-4-11: VALVE, Schneider Electric
- AV-609-1: , Schneider Electric Barber Colman
- 0453L0074GA00: , Schneider Electric Erie
- 2422-001: RECEIVER GAUGE KIT, Schneider Electric
- MP-481: ACTUATOR, Schneider Electric
- ZBVG3: LIGHT, Schneider Electric
- 680-243-5: CONTROL SWITCH, Schneider Electric






