
DS-241-2-9E Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $516.95 | Condition is New – Open box, MERCOID DS-241-2-9E NSFB, shipping cost = $10.00 | 99.6% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $785.40 | Condition is New, MERCOID DS-241-2-9E MERCURY SWITCH T222892, shipping cost = $15.52 | 99.7% |

The Mercoid DS-241-2-9E Mercury Switch is a reliable and efficient solution for automating various applications where mercury contacts are required. This switch is specifically designed to work with Mercury Relays, providing precise and accurate switching capabilities.
This DS-241-2-9E model is a 2-pole, 9-way mercury switch, meaning it can handle up to nine different contacts. Each contact can be used to switch on or off a separate device or circuit. The switch is constructed from high-quality materials, ensuring durability and long-lasting performance.
The Mercury Switch operates on a low voltage DC power source, making it a versatile option for various applications. It measures 1.5 inches in length, 1.3 inches in width, and 0.6 inches in height, providing a compact design that can be easily installed in confined spaces.
The DS-241-2-9E Mercury Switch features a clear, easy-to-read label on each contact position, making it simple to identify the function of each switch. The switch also comes with a mounting plate, which allows for secure and stable installation.
This switch is suitable for use in a wide range of environments, including residential, commercial, and industrial applications. It is ideal for use in HVAC systems, security systems, lighting control, and various other automation projects.
The Mercoid DS-241-2-9E Mercury Switch is engineered to provide reliable switching performance, ensuring that the devices or circuits connected to it are turned on or off as intended. It is a high-quality, cost-effective solution for automating various applications where mercury contacts are required.
Mercury Switch T222892 (DS-241-2-9E) is a popular model of a mercury contact switch used for various applications, particularly in HVAC systems. Here are some pros and cons of buying this switch:
Pros:1. Durability: Mercury switches are known for their long-lasting performance, making them a reliable choice for industrial and commercial applications. The DS-221-2-9E model is no exception and can withstand harsh environments.
2. Accurate Contact: Mercury switches provide accurate contact closure, ensuring precise control of the system. This is essential for efficient and effective operation of the HVAC system.
3. Versatile: The DS-241-2-9E switch can be used in a variety of applications and is compatible with different types of mercury switches. This makes it a versatile option for various HVAC systems.
4. Easy installation: Mercury switches are relatively easy to install, as they do not require any external power supply. This can save time and labor costs during installation.
Cons:1. Contains Mercury: Mercury switches contain mercury, a hazardous material, which can pose safety risks during installation, maintenance, and disposal. Proper handling and disposal procedures should be followed to minimize risks.
2. Fragile: Mercury switches are delicate and can be easily damaged during installation or handling. This can lead to costly repairs or replacements.
3. Environmental concerns: Mercury switches have environmental concerns as they contain mercury, which is a toxic substance. The production, disposal, and use of mercury switches can have negative impacts on the environment.
4. Limited availability: Mercury switches are becoming less common as more energy-efficient and eco-friendly alternatives are being developed. This can make it challenging to find replacement parts or technical support.
Conclusion:The Mercury Switch T222892 (DS-241-2-9E) is a reliable and accurate switch option for HVAC systems. Its durability and long-lasting performance make it a popular choice for industrial and commercial applications. However, it contains mercury, which can pose safety and environmental risks. Additionally, mercury switches are becoming less common, making it challenging to find replacement parts and technical support.
Recommendation:If you are considering purchasing a mercury switch for your HVAC system, it is important to weigh the pros and cons carefully. While mercury switches offer reliable performance, they come with safety and environmental concerns. If you are looking for a more eco-friendly and safer alternative, consider exploring other switch options such as solid-state switches or contactors. These alternatives offer similar functionality without the risks associated with mercury switches.
Details:
Glad you stopped by. Extra information:: electrical rating: ac: 120v 240v, 3a 15a, dc: 15a 0.7a. We proudly sell hard-to-find parts, components, and machines to makers manufacturers. Rush orders ship same day.
Open to making bulk deals. Mercoid DS-241-2-9E mercury switch T222892 brand:: Mercoid, condition: this is a new item, with original packaging and includes 30 day warranty.
specifications indusswitch:
- brand: Mercoid
- mpn: Ds-241-2-9e
- part type: Switch
payments indusswitch:
- credit card: discover
- wallet: google-pay
- other
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Microswitches
offer indusswitch:
- in stock #: 2
- prices: $516.95–$785.40
- item condition:
- New – Open box
- New
- options: ship-to-home
- started: march 23, 2025
- best offers: true
- sold #: 24
- availability: in stock
shipping indusswitch:
- class: standard, expedited, one-day
- carrier: ups
- transit: 4-7 days
- service: ups ground, ups 2nd day air, ups 3 day select, ups next day air
- type: calculated
seller indusswitch:
- # reviews: 18222
- rating: 99.5%
- city: el paso, texas
returns indusswitch:
- policy: returns accepted
- time: 30 days
- paid by: seller
- method: money back
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