
ES-H2 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $44.99 | Condition is New – Open box, Accustat PSG Controls ES-H2, 20Vac 1A Mercury Free Thermostat Manual Change, shipping cost = $10.15 | 99.5% |
![]() | $40.00 | Condition is New – Open box, Accustat PSG Controls ES-H2, 24Vac 1H Mercury Free Thermostat Manual Chang, shipping cost = $21.45 | 100.0% |
![]() | $70.00 | Top Pick! Condition is New – Open box, Accustat PSG Controls ES-AH11 24Vac 1H/1C Mercury Free Thermostat Manual Chang, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $68.99 | Condition is New, Accustat PSG Controls ES-AH11 24Vac 1H/1C, FREE SHIPPING | 99.6% |

The PSG ES-H2 AccuStat 1H Mercury Thermostat is a highly accurate and reliable temperature control solution for residential heating systems. This thermostat is designed to provide precise temperature control, ensuring optimal comfort and energy efficiency in your home.
The ES-H2 AccuStat 1H model features a large, easy-to-read digital display that shows both the current temperature setting and the room temperature. The user-friendly interface includes a rotating dial that allows for simple adjustments to the temperature setting. Additionally, the thermostat is equipped with a hold function, which allows you to temporarily override the temperature setting for up to 1 hour.
One of the standout features of the PSG ES-H2 AccuStat 1H Mercury Thermostat is its ability to learn your temperature preferences and adjust the heating system accordingly. This feature is known as Intellicomfort, and it uses advanced algorithms to analyze your temperature settings and make adjustments to optimize comfort and energy efficiency.
The thermostat also includes a mercury switch, which provides highly accurate temperature sensing capabilities. This ensures that the heating system is only activated when necessary, helping to save energy and reduce utility bills.
The PSG ES-H2 AccuStat 1H Mercury Thermostat is designed with a sleek, modern appearance that will complement any home decor. It also includes a low voltage transformer, which simplifies the installation process and reduces the need for additional wiring.
The thermostat is compatible with both 115V and 230V heating systems, making it a versatile option for a wide range of residential heating applications. It is also backed by a limited lifetime warranty, ensuring peace of mind and protection against manufacturing defects.
In summary, the PSG ES-H2 AccuStat 1H Mercury Thermostat is a high-performance, accurate, and energy-efficient temperature control solution for residential heating systems. Its user-friendly interface, Intellicomfort feature, and mercury switch make it an excellent choice for homeowners looking to optimize comfort and energy savings.
Pros and Cons of Buying a PSG ES-H2 AccuStat 1H Mercury Thermostat Manual Change
Introduction:The PSG ES-H2 AccuStat 1H Mercury Thermostat Manual Change is a popular heating system thermostat model. As with any purchase, it's essential to weigh the advantages and disadvantages before making a decision. This analysis aims to provide an unbiased comparison of the key features of this thermostat model.
Pros:1. Accurate Temperature Control: The AccuStat 1H is known for its precision in maintaining the desired temperature, ensuring optimal comfort and efficient energy usage.
2. Easy Installation: The manual change thermostat is relatively straightforward to install, making it a cost-effective option for those who prefer DIY projects or wish to avoid professional installation fees.
3. Durability: The mercury thermostat design is robust and can withstand harsh environmental conditions, making it a suitable choice for homes with extreme temperatures.
4. Adjustable Settings: The thermostat offers adjustable settings, allowing users to customize the heating system according to their preferences and energy savings goals.
Cons:1. Mercury Content: The use of mercury in the thermostat design can pose environmental concerns and potential health risks if the thermostat breaks, requiring special disposal procedures.
2. Limited Compatibility: The AccuStat 1H may not be compatible with all heating systems, so it's essential to check the specifications before purchasing.
3. Fragile Design: Mercury thermostats are more fragile compared to digital alternatives. Careful handling and regular maintenance are necessary to prevent damage and ensure proper functionality.
Conclusion:The PSG ES-H2 AccuStat 1H Mercury Thermostat Manual Change offers accurate temperature control, easy installation, durability, and adjustable settings. However, it comes with the drawbacks of using mercury, limited compatibility, and a fragile design. Ultimately, the decision to purchase this thermostat depends on the individual's priorities, budget, and heating system requirements.
Recommendation:If you're looking for a precise, easy-to-install, and durable thermostat with manual change capabilities, the PSG ES-H2 AccuStat 1H Mercury Thermostat Manual Change could be an excellent choice. However, consider the potential risks and limitations associated with mercury-based thermostats and ensure compatibility with your heating system before making a purchase. If you prefer a more modern, less fragile alternative, you might want to explore digital thermostat options.
Details:
Heat only never used from stock.
specifications maxohvac:
- brand: Psg Controls
- mpn: Es-h2
- part type: Thermostat Manual Control
- unit type: Unit
- upc: 683738106147
payments maxohvac:
- wallet: google-pay
- credit card: diners-club
- other
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- sold #: 13
- prices: $40.00–$70.00
- item condition:
- New – Open box
- New
- options: ship-to-home
- in stock #: 4
- started: august 31, 2025
- availability: in stock
shipping maxohvac:
- class: standard
- transit: 9-15 days
- service: usps ground advantage
- type: calculated
- carrier: usps
returns maxohvac:
- paid by: buyer
- time: 60 days
- method: money back
- policy: returns accepted
seller maxohvac:
- # reviews: 53
- city: putnam valley, new york
- rating: 100.0%
Also Viewed:
- 683738200128: CONTROL, Psg Controls



