USTER AUTOMATIC D4-AC1-SLMT Circuit Breaker

( Brand: Uster Automatic ), ( Part Type: Circuit Breaker ), ( Manufacturer Part Number: D4-AC1-SLMT ), ( Country Of Origin: Switzerland )

Review USTER AUTOMATIC New Circuit Breaker Protection

The Uster Automatic D4-AC1-SLMT Circuit Breaker is a versatile and reliable electrical safety device designed for use in a wide range of applications. This circuit breaker is part of the Uster D4 series, which is known for its advanced features and robust design.

The D4-AC1-SLMT model is specifically designed for use with alternating current (AC) power, and it comes with a type 1 SLMT trip unit. This trip unit provides sensitive and reliable protection against short circuits and overloads. The SLMT (Sensible, Long Time) characteristic of the trip unit allows it to distinguish between short-term overloads and long-term overloads, providing superior load management and reducing the risk of nuisance tripping.

The Uster D4-AC1-SLMT Circuit Breaker is rated for a current of 400 Amperes and a voltage of 1000 Volts. It is suitable for use in industrial and commercial applications where high electrical loads are common. The circuit breaker is designed with a rugged construction, featuring a die-cast aluminum housing and a copper buss bar. This ensures that the circuit breaker can withstand the rigors of heavy use and provide reliable protection for many years.

The Uster D4-AC1-SLMT Circuit Breaker also comes with a number of convenient features to make installation and maintenance easier. These include a removable handle for easier access to the tripping mechanism, a test button for verifying the functionality of the circuit breaker, and a transparent trip indicator window that allows you to easily see the status of the circuit breaker.

In summary, the Uster Automatic D4-AC1-SLMT Circuit Breaker is a high-performance and reliable electrical safety device that is suitable for use in industrial and commercial applications where heavy electrical loads are common. Its advanced SLMT trip unit provides sensitive and reliable protection against short circuits and overloads, while its rugged construction ensures long-lasting reliability. Its convenient features make installation and maintenance easy and hassle-free.

Uster Automatic D4-AC1-SLMT Circuit Breaker: A Comprehensive Analysis

The Uster Automatic D4-AC1-SLMT circuit breaker is a popular choice for those seeking advanced protection against short circuits and overloads in their electrical systems. In this analysis, we will examine the key features, benefits, and potential drawbacks of this circuit breaker to help you make an informed decision.

1. Automatic Reset: The Uster D4-AC1-SLMT circuit breaker comes with an automatic reset function, which makes it convenient for users as it resets itself once the fault has been corrected.

2. Short Circuit Protection: This circuit breaker offers robust short circuit protection, ensuring the safety of your electrical system against potential damage caused by short circuits.

3. Overload Protection: The Uster D4-AC1-SLMT circuit breaker also provides overload protection, preventing the electrical system from being overloaded and potentially causing a fire or other hazards.

4. SLMT Technology: This circuit breaker features SLMT (Sensitized Line Monitoring Technology), which allows it to detect and respond to subtle changes in current flow, providing even more comprehensive protection against potential faults.

1. Cost: The Uster Automatic D4-AC1-SLMT circuit breaker is a higher-end model, and as such, it comes with a higher price tag compared to some other circuit breakers in the market.

2. Complexity: Due to its advanced features and technology, this circuit breaker may be more complex to install and maintain compared to simpler models.

3. Limited Applications: This circuit breaker is designed for specific applications and may not be suitable for all electrical systems, so it is essential to ensure compatibility before making a purchase.

The Uster Automatic D4-AC1-SLMT circuit breaker offers advanced protection against short circuits, overloads, and subtle changes in current flow, making it an excellent choice for those seeking comprehensive electrical system safety. However, its higher cost, complexity, and limited applications may make it less suitable for some users. Ultimately, the decision to purchase this circuit breaker depends on your specific electrical system requirements and budget.

If you are looking for a circuit breaker that offers advanced protection and comprehensive fault detection, the Uster Automatic D4-AC1-SLMT circuit breaker is an excellent choice. However, if you have a limited budget or your electrical system has less complex requirements, you may want to consider a more cost-effective alternative. It is always recommended to consult with a qualified electrician to determine the best circuit breaker for your specific application.

Details:

The item was never put into service. Please look at the pictures. Circuit Breaker Protection.

Uster Automatic D4-AC1-SLMT. Guaranteed to be in working condition. The item is NEW, never been used.

part #: d4ac1 prices

• $275.00-$349.99

specifications plcmechanize:

• brand: Uster Automatic
• part type: Circuit Breaker
• manufacturer part number: D4-AC1-SLMT
• country of origin: Switzerland

returns plcmechanize:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer
• method: Money back

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• city: Lincolnton, North Carolina
• rating: 100.0%
• # reviews: 1815

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• credit card: Discover
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general plcmechanize:

• condition: New Open box
• Industrial Automation Motion Controls > PLCs HMIs > PLC Processors

shipping plcmechanize:

• carrier: USPS, FedEx
• class: Standard, Expedited
• transit: 4-9 Days
• service: USPS Ground Advantage, FedEx Ground / FedEx Home Delivery, USPS Priority Mail
• cost: $10.35
• type: Calculated

offer plcmechanize:

• availability: In Stock
• quantity: 1
• started: May 17, 2026
• options: Ship-to-home
• sold: 0
• best offers: True