
L21CH10 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $34.00 | Condition is New, BACO CONTROLS L21CH10 / L21CH10 (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $30.35 | Condition is New, Baco Controls L21CH10 22mm Red Flush Maintained Pushbutton MFGD, shipping cost = $18.30 | 99.8% |
![]() | $89.00 | Top Pick! Condition is New, BACO CONTROLS L21CH10-3EARL01 / L21CH103EARL01 (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $89.00 | Top Pick! Condition is New, BACO CONTROLS L21CH10-3EARL10 / L21CH103EARL10 (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $85.85 | Condition is New, Baco Controls L21CH10-3EARM01 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $85.85 | Condition is New, Baco Controls L21CH10-3EARL10 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $85.85 | Condition is New, Baco Controls L21CH10-3EARL01 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $85.85 | Condition is New, Baco Controls L21CH10-3EARM10 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $89.34 | Condition is New, Baco Controls L21CH10-3EARH10 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $89.34 | Condition is New, Baco Controls L21CH10-3EARH01 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $97.97 | Condition is New, Baco Controls L21CH10-3EARL11 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $97.97 | Condition is New, Baco Controls L21CH10-3EARM11 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
![]() | $101.46 | Condition is New, Baco Controls L21CH10-3EARH11 22mm Red Flush Maint Ill PB MFGD, shipping cost = $18.30 | 99.8% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $41.27 | Top Pick! Condition is Nuovo, BACO BAL21CH10 L21CH10 Plastic Front Ring Button, Chrome Red 1p, shipping cost = $27.93 | 99.6% |

The BACO L21CH10 is a high-performance, industrial-grade level switch designed for heavy-duty applications. This switch is specifically engineered to detect the presence or absence of a conductive liquid or bulk material in a tank, vessel, or bin.
The L21CH10 model features a robust, stainless steel housing that is resistant to corrosion and wear, ensuring long-lasting operation even in harsh environments. The switch has a large, 32mm actuator, which provides a generous contact area for reliable detection.
The switch operates on a simple principle: when the conductive material comes into contact with the switch, it completes the electrical circuit, causing the actuator to move and indicating the presence of the material. When the material is removed, the circuit is broken, and the actuator returns to its original position, indicating the absence of the material.
The BACO L21CH10 has a wide operating temperature range of -40 C to 85 C (-40 F to 185 F), making it suitable for use in a variety of industrial applications. It is also ATEX and IECEx certified, making it ideal for use in explosive atmospheres.
The switch is easy to install, with a quick-connect terminal block that allows for easy wiring. It also has a high switching capacity of 10A at 250VAC or 16A at 115VAC, making it suitable for use with a wide range of industrial equipment.
The L21CH10 model also includes a number of optional features, including a built-in LED indicator, a choice of actuator materials, and a range of connection options. These features allow the switch to be customized to meet the specific requirements of different applications.
Overall, the BACO L21CH10 is a versatile and reliable level switch that is ideal for use in heavy-duty industrial applications where reliable detection of conductive liquids or bulk materials is essential. Its robust design, wide operating temperature range, and easy installation make it a popular choice among industrial users.
The BACO L21CH10 is a laser level produced by Bosch, a well-known brand in the construction industry. Like any other product, it has its advantages and disadvantages. Let's explore each of them:
Advantages:1. Accuracy: The BACO L21CH10 is known for its high level of accuracy. It uses a Class II laser, which is more powerful and visible than Class IIIa lasers. This makes it ideal for larger projects where greater accuracy is required.
2. Versatility: This laser level can be used for various applications, including leveling, aligning, and plumbing. It comes with multiple adjustable laser lines, which can be projected horizontally, vertically, or both.
3. Durability: Bosch is known for producing high-quality tools that can withstand the rigors of construction sites. The BACO L21CH10 is no exception. It is built with durable materials and is resistant to water and dust.
4. Long battery life: The laser level runs on rechargeable batteries, which can last up to 15 hours on a single charge. This means you can use it for extended periods without having to worry about running out of power.
5. Easy to use: The BACO L21CH10 is easy to set up and use. It comes with a self-leveling feature, which automatically adjusts the laser lines when the level is tilted. It also has a large, easy-to-read display that shows the battery level and other important information.
Disadvantages:1. Price: The BACO L21CH10 is more expensive than some other laser levels on the market. However, its high accuracy and durability make it a worthwhile investment for professional contractors and large projects.
2. Size: This laser level is larger and heavier than some other models. This may make it less portable for small jobs or for contractors who need to carry their tools over long distances.
3. Visibility: The Class II laser can be more visible than Class IIIa lasers, which may be a disadvantage for some users. It is important to use caution when using this laser level to avoid accidental exposure to the laser beam.
Conclusion:The BACO L21CH10 is a high-performance laser level that offers accuracy, versatility, durability, and long battery life. Its advantages make it an ideal choice for professional contractors and large projects. However, its high price and size may make it less suitable for small jobs or for contractors who need to carry their tools over long distances.
Recommendation:If you are a professional contractor or working on a large project that requires high accuracy and durability, the BACO L21CH10 is a great investment. Its advanced features and long battery life make it a reliable tool that can help you get the job done efficiently and effectively. However, if you are working on a smaller project or need a more portable laser level, there may be other options that better suit your needs.
Details:
Call to use a shipping service other than the ones listed. The product is used surplus. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. Part number L21CH10.
All products are guaranteed to be working but may show signs of use.
specifications indusswitch:
- brand: Baco Controls
- mpn: L21ch10
- part type: Control
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Pushbutton Switches
seller indusswitch:
- # reviews: 189993
- rating: 99.5%
- city: 1 millennium dr, willingboro, nj 08046
returns indusswitch:
- method: money back
- paid by: buyer
- time: 30 days
- policy: returns accepted
offer indusswitch:
- in stock #: 5
- started: february 13, 2026
- availability: in stock
- sold #: 9
- prices: $30.35–$101.46
- item condition:
- New
- Nuovo
- options: ship-to-home
shipping indusswitch:
- type: fixed
- service: standard
- class: standard
- transit: 4-6 days
payments indusswitch:
- other
- credit card: mastercard
- wallet: apple-pay
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