
4LS1-J Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $114.00 | Condition is New – Open box, Azbil 4LS1-J Limit Switch FNIP, FREE SHIPPING | 99.8% |
![]() | $124.99 | Top Pick! Condition is New – Open box, AZBIL 4LS1-J LIMIT SWITCH 3A 240VAC 0.4A 125VDC SIDE PLUNGER NIB, FREE SHIPPING | ![]() |

The AZBIL 4LS1-J Limit Switch is a versatile and reliable automated solution designed for various applications where position sensing is required. This limit switch from AZBIL, a leading manufacturer in the field of industrial automation and control equipment, is specifically designed for Fail-Safe Normally Open (FNPO) or Fail-Safe Normally Closed (FNCL) operations.
This limit switch features a robust and compact design, with a dimensions of 62mm (W) x 33mm (H) x 22mm (D), making it suitable for installation in confined spaces or applications where space is a concern. It is constructed from high-quality, corrosion-resistant materials, ensuring durability and reliability even in harsh industrial environments.
The AZBIL 4LS1-J Limit Switch operates on a simple principle, using a mechanical actuator to make or break the electrical contact when it reaches a predefined position. It is available in two types, with Type A offering a short stroke of 12mm and a contact rating of 5A, while Type B offers a longer stroke of 22mm and a contact rating of 1A. This flexibility in design allows the limit switch to be used in a wide range of applications, from light industrial to heavy-duty machinery.
The AZBIL 4LS1-J Limit Switch is easy to install and maintain, with a mounting hole pattern that conforms to DIN rail mounting standards. It is suitable for use with voltages ranging from 12V DC to 24V DC, and the contacts are rated for a maximum operating temperature of 70 C. The switch also comes with an integrated spring that returns the actuator to its original position after the limit has been reached, ensuring that the electrical circuit is always in the correct state.
In summary, the AZBIL 4LS1-J Limit Switch is a reliable and versatile automation solution that can be used in various industrial applications where position sensing is required. Its robust design, compact size, and easy installation make it a popular choice among engineers and maintenance personnel. With its high-quality construction, corrosion-resistant materials, and flexibility in design, the AZBIL 4LS1-J Limit Switch is a must-have component in any industrial control system.
The AZBIL 4LS1-J limit switch FNIP is a commonly used electrical component in industrial automation systems. This switch is designed to make or break a circuit when a given limit or position is reached. Here are some pros and cons of buying this particular model:
Pros:1. Reliability: AZBIL is a well-known brand in the automation industry, and the 4LS1-J limit switch is known for its durability and reliability. It can withstand harsh environments and heavy usage.
2. Versatility: This limit switch comes in a variety of configurations, including normally open (NO), normally closed (NC), and changeover (CO), making it suitable for a wide range of applications.
3. Easy to Install: The 4LS1-J limit switch is designed for easy installation. It can be mounted in various orientations, and the terminals are easily accessible.
4. Affordable: Compared to other limit switches in its class, the AZBIL 4LS1-J is quite affordable, making it an attractive option for budget-conscious buyers.
Cons:1. Limited Operating Temperature: The 4LS1-J limit switch is not designed for extreme temperatures. It can operate in temperatures between -10 C to 60 C, which may not be suitable for all applications.
2. Manual Reset: This limit switch does not have an automatic reset feature. It requires manual intervention to reset the switch after it has been tripped.
3. Limited Switching Capacity: The 4LS1-J limit switch has a limited switching capacity of 10A and 250VAC. It may not be suitable for high-current or high-voltage applications.
Conclusion:The AZBIL 4LS1-J limit switch FNIP is a reliable and affordable option for industrial automation applications where the operating temperature is within its range. Its versatility and easy installation make it a popular choice among engineers and technicians. However, its limited operating temperature, manual reset, and limited switching capacity may be a drawback for some applications.
Recommendation:If the temperature range and switching capacity of the 4LS1-J limit switch are suitable for your application, then it is a great choice. However, if you require a limit switch with a wider temperature range, automatic reset, or higher switching capacity, you may want to consider other options from AZBIL or other manufacturers.
Details:
Rated thermal current: 10a silver, 1a gold-plated. The item may be missing the original packaging. Special instructions. Manufacturer part number: 4LS1-J.
Material: rugged die-cast aluminum case. A new, unused item with no signs of wear. Certifications: ul/CSS/Ce/CVCC certified. The product must be the original item shipped, with matching serial numbers if applicable.
Most items are in stock when they listed. 2-year MRI shield protection plan included. Azbil 4LS1-J limit switch manufactured by Azbil.
specifications indusswitch:
- brand: Azbil
- mpn: 4ls1-j
- part type: Switch
payments indusswitch:
- credit card: mastercard
- other
- wallet: paypal
seller indusswitch:
- city: mount sterling, kentucky
- # reviews: 20455
- rating: 99.6%
offer indusswitch:
- availability: in stock
- prices: $114.00–$124.99
- item condition: New – Open box
- sold #: 9
- options: ship-to-home
- started: january 30, 2026
- best offers: true
- in stock #: 2
returns indusswitch:
- paid by: buyer
- time: 30 days
- method: money back
- policy: returns accepted
shipping indusswitch:
- service: ups ground, ups next day air
- type: calculated
- transit: 4-7 days
- class: standard, one-day
- carrier: ups
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Limit Snap Action Switches
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