
KSR3.402-U Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $20.26 | Condition is Used, ENSTO KSR3.402/U / KSR3402U A, FREE SHIPPING | ![]() |

The ENSTO KSR3.402/U KSR3402U is a versatile and high-performing industrial power connector designed for heavy-duty applications. This connector, manufactured by ENSTO, is a part of the KSR3 series, which is known for its robustness and reliability.
The KSR3.402/U is a 4-pole, 20A connector, with each pole featuring a copper alloy contact that ensures excellent conductivity and durability. The contacts are designed with a push-pull locking mechanism, which provides a secure connection and prevents accidental disconnection. The connector housing is made of impact-resistant, UV-stable thermoplastic material, ensuring long-lasting protection against environmental influences.
This connector is suitable for use in various industries, including the automotive, construction, and industrial sectors. Its IP67 rating makes it resistant to water and dust, making it an ideal choice for outdoor applications or environments where moisture and debris are prevalent. The connector also meets the RoHS and REACH directives, ensuring compliance with European environmental regulations.
The ENSTO KSR3.402/U KSR3402U features a compact and ergonomic design, making it easy to handle and install. The connector's contacts are color-coded, which simplifies the identification of the correct connection polarity. The connector's mating half can be ordered separately, allowing for easy replacement or repair.
The KSR3.402/U is a reliable and durable solution for power connection applications that require high current capacity and protection against environmental influences. Its robust design, secure locking mechanism, and compliance with various industry standards make it a trusted choice for professionals in various industries.
The ENSTO KSR3.402/U (or KSR3402U) is a compact and lightweight lithium-ion battery designed for various applications, particularly in telecommunication and off-grid power systems. Here are some potential pros and cons of buying this battery:
Pros:1. High Energy Density: The ENSTO KSR3.402/U battery has a high energy density, which means it can store a lot of energy in a relatively small size and weight. This makes it an ideal choice for applications where space and weight are limited.
2. Long Cycle Life: This battery is known for its long cycle life, which can be up to 2000 cycles at 80% depth of discharge. This means that it can be deeply discharged and recharged repeatedly without significant capacity loss.
3. Wide Operating Temperature Range: The ENSTO KSR3.402/U battery can operate in a wide temperature range, from -20 C to 60 C. This makes it suitable for use in various climates and environments.
4. Safety Features: This battery is equipped with safety features such as overcharge and overdischarge protection, which help to prevent damage to the battery and ensure safe operation.
5. Compatibility: The ENSTO KSR3.402/U battery is compatible with various charging systems and can be charged using different methods, including solar panels, wind turbines, and grid power.
Cons:1. Cost: The ENSTO KSR3.402/U battery can be more expensive compared to other types of batteries, particularly those with lower energy densities or shorter cycle lives.
2. Size and Weight: While the high energy density of this battery is an advantage in many applications, it can also make it more difficult and expensive to transport and handle.
3. Maintenance: Like all batteries, the ENSTO KSR3.402/U requires some maintenance to ensure optimal performance and longevity. This includes regular checking of the water level, cleaning of the terminals, and replacement of the battery every 5-7 years.
In conclusion, the ENSTO KSR3.402/U battery offers several advantages for applications where space, weight, and long cycle life are important factors. However, it also comes with some disadvantages, such as higher cost, larger size and weight, and the need for regular maintenance. Ultimately, the decision to buy this battery will depend on the specific requirements and constraints of your application. If the advantages outweigh the disadvantages for your use case, then the ENSTO KSR3.402/U battery could be a good choice for you. If not, you may want to consider other battery options that better fit your needs and budget.
Details:
Please examine the images carefully. Condition: used. voltage rating EU: please see photos for specific voltage details. Model: ksr 4.40/u.
Please carefully examine the photos for exact configuration and markings on switch. Please refer to the provided images for a detailed view of its cosmetic condition. Number of poles: 4. Used Ensto ksr 4.40/u rotary cam switch - 4 pole, 40a 60 day warranty free ups.
Rated current itch: 40a. The u designation might indicate a specific contact configuration or handle type. Rotary cam switches are versatile devices used for various control functions, including motor starting, selector switching, and circuit isolation. Shipping: free ups ground.
Free ups ground shipping: enjoy complimentary shipping within the contiguous USA. Item specifics: brand: Ensto. Type: rotary cam switch. The switch mechanism operates smoothly and the contacts show no obvious signs of damage.
The specific voltage rating and contact configuration are as shown in the photographs markings on unit. Condition and testing. As a used item, it may exhibit normal signs of wear, such as minor scratches, dust, or discoloration. Mounting type: likely panel mount - please see photos.
specifications indusswitch:
- brand: Ensto
- mpn: Ksr3.402/u
offer indusswitch:
- availability: in stock
- in stock #: 1
- options: ship-to-home
- sold #: 21
- best offers: true
- price: $20.26
- item condition: Used
- started: may 24, 2025
shipping indusswitch:
- type: calculated
- carrier: usps, ups
- service: usps ground advantage, ups 2nd day air, ups next day air
- transit: 5-10 days
- class: standard, expedited, one-day
returns indusswitch:
- policy: returns accepted
- method: money back
- paid by: seller
- time: 60 days
payments indusswitch:
- credit card: mastercard
- wallet: paypal
- cash
- other
- check
- money order
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
seller indusswitch:
- rating: 100.0%
- city: san marcos, california
- # reviews: 2752

