
E50KL377 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1.80 | Condition is New, Eaton E50KL377 Limit Switch Arm FNFP, shipping cost = $11.35 | 99.8% |
![]() | $34.99 | Top Pick! Condition is New, EATON E50KL377 Cutler-Hammer Limit Switch Arm,Roller,1.5 In. Arm L, shipping cost = $19.96 | 99.7% |
![]() | $65.99 | Top Pick! Condition is New, Eaton E50KL377 Limit Switch Rotary Lever, 1.5 Inch Length, FREE SHIPPING | 99.9% |
![]() | $62.49 | Condition is New, Eaton E50kl377 Cutler-Hammer Limit Switch Arm, Roller, 1.5 In. Arm L, shipping cost = $5.00 | 99.8% |
![]() | $71.08 | Condition is New, EATON CORPORATION E50KL377 / E50KL377 (BRAND NEW), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $54.02 | Top Pick! Condition is New – Open box, EATON CORPORATION E50KL377 / E50KL377 (NEW IN BOX), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $42.65 | Condition is Used, EATON CORPORATION E50KL377 / E50KL377 (USED), shipping cost = $12.90 | 99.7% |

The Eaton E50KL377 limit switch is a versatile and reliable component designed for various automation applications. This rotary lever switch comes with a 1.5-inch lever length, making it suitable for medium-sized applications that require precise position sensing.
The Eaton E50KL377 limit switch is constructed with high-quality materials that ensure durability and long-lasting performance. Its housing is made of die-cast aluminum, providing superior protection against environmental factors, while the lever is made of robust, hardened steel. This combination of materials not only enhances the switch's durability but also ensures its ability to withstand heavy usage.
This limit switch operates on a rotary lever mechanism, which allows it to provide accurate and consistent position sensing. The lever is easy to adjust, enabling users to set the switch to their desired position. The switch has a Normally Open (NO) contact configuration, meaning that it opens when the lever is actuated, making it ideal for applications that require an output signal when a preset position is reached.
The Eaton E50KL377 limit switch is designed to meet the highest safety standards and is UL-listed for use in industrial applications. It can handle a maximum operating voltage of 24 V AC or 30 V DC, depending on the specific application requirements. The switch has a contact rating of 10 amps at 250V AC or 30V DC, making it suitable for handling moderate currents.
The switch's compact design, with a mounting diameter of 2.7 inches and a height of 2.3 inches, makes it easy to install and integrate into various automation systems. Its threaded shaft provides a secure mounting option, while the switch's IP54 rating ensures that it can operate in environments with limited dust and water ingress.
The Eaton E50KL377 limit switch is an excellent choice for applications that require precise position sensing and reliability. Its durable construction, easy-to-adjust lever, and UL-listed safety standards make it a trusted component for industrial automation systems.
Pros and Cons of Buying Eaton E50KL377 Limit Switch: A Comprehensive Analysis
Introduction:The Eaton E50KL377 limit switch is a commonly used component in various industrial applications. This rotary lever switch with a 1.5-inch lever operates on 120V AC or 277V AC and is designed for heavy-duty use. In this analysis, we will discuss the advantages and disadvantages of purchasing a Eaton E50KL377 limit switch.
Pros:1. Durable Construction: The switch is built with a robust design using heavy-duty materials. It can withstand harsh environments, making it an ideal choice for industrial applications.
2. Versatile: The Eaton E50KL377 limit switch is suitable for various applications, including HVAC systems, conveyor belts, and other industrial machinery.
3. Easy Installation: The switch is straightforward to install, and the rotary lever design ensures easy operation.
4. Reliable: The switch is known for its reliability and long service life, which can help minimize downtime and maintenance costs.
5. UL Listed: The Eaton E50KL377 limit switch is UL listed, ensuring that it meets the safety standards set by Underwriters Laboratories.
Cons:1. Limited Compatibility: The switch may not be compatible with all systems, so it's essential to verify that it is suitable for your specific application.
2. Higher Cost: Compared to some other limit switches in the market, the Eaton E50KL377 limit switch may have a higher price point.
3. Limited Operating Temperature: The switch is designed to operate in temperatures ranging from 32 F to 104 F (0 C to 40 C). If your application requires a wider temperature range, this switch may not be the best option.
Conclusion:In conclusion, the Eaton E50KL377 limit switch offers several advantages, such as durability, versatility, easy installation, reliability, and UL listing. However, it also has some disadvantages, including limited compatibility, higher cost, and a limited operating temperature range.
Based on the analysis, the Eaton E50KL377 limit switch is an excellent choice for industrial applications that require a heavy-duty, reliable, and versatile limit switch. If your application fits this description and the switch is compatible with your system, its advantages outweigh the disadvantages. However, if your application requires a wider temperature range or a lower cost, you may want to consider other options.
Recommendation:If your industrial application requires a heavy-duty, reliable, and versatile limit switch, the Eaton E50KL377 limit switch is an excellent choice. However, be sure to verify its compatibility with your system before making a purchase. If you have specific requirements, such as a wider temperature range or a lower cost, you may want to explore other options in the market.
Details:
This includes automation, building controls, electrical, hvac, plumbing, and industrial materials. D-u-n-s: 01-246-1875, expiring bin: 961642662, lei: 984500dzf582f7rd9j66. In addition, we often have more than the listed quantity in stock. Sam EU: l1uus9ltyxg7, cage: 9kwg6, section 889 compliant.
E50 Norma limit switch, lever, rotary lever,1.5 inch len, stainless steel, flatiron roller 0.75 diameter 1.00 width ,14-250f -10-121c ,stainless steel, flatiron, ul, CSS, Ce.
specifications indusswitch:
- brand: Eaton
- mpn: E50kl377
- part type: Switch Rotary Lever
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Limit Snap Action Switches
shipping indusswitch:
- service: standard
- transit: 14-21 days
- class: standard
- type: fixed
seller indusswitch:
- # reviews: 6921
- rating: 99.9%
- city: tempe, arizona
payments indusswitch:
- wallet: apple-pay
- credit card: diners-club
- other
offer indusswitch:
- options: ship-to-home
- started: may 20, 2026
- availability: in stock
- sold #: 8
- prices: $34.99–$71.08
- item condition:
- New
- New – Open box
- Used
- in stock #: 5
returns indusswitch:
- paid by: seller
- policy: returns accepted
- method: money back
- time: 60 days
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