EMERSON ARCON-STM150 Stm Switch 175A 120/208V

( Brand: Emerson ), ( Manufacturer Part Number: ARCON-STM150 ), ( Part Type: Switch )

Review EMERSON Stm 150 Static Switch 175a 120/208v

Emerson ARCON STM150: A Reliable and Efficient 175A Circuit Breaker

The Emerson ARCON STM150 is a high-performance, single-phase molded-case circuit breaker designed for applications requiring superior protection, efficiency, and reliability. This switch, rated at 175 Amperes, is suitable for both 120 Volt and 208 Volt systems, making it an ideal choice for a wide range of commercial and industrial applications.

The Emerson ARCON STM150 features a compact and robust design, ensuring easy installation and maintenance. It is equipped with a thermally-actuated, magnesium-trioxide trip unit that provides fast and accurate protection against overcurrent conditions. The breaker also includes a built-in ground fault detection system, which helps to prevent electrical hazards and ensures compliance with safety standards.

One of the standout features of the Emerson ARCON STM150 is its energy-saving design. It employs a low-loss, silk-insulated copper conductor that minimizes energy consumption and reduces heat generation, thus extending the lifespan of the breaker and lowering overall operating costs.

The ARCON STM150 is also designed with convenience in mind. It features a large, easily accessible trip switch, allowing for quick and easy operation. Furthermore, the breaker is UL listed, ensuring that it meets the highest standards of safety and quality.

In conclusion, the Emerson ARCON STM150 is a versatile and reliable circuit breaker that delivers superior protection, energy efficiency, and user-friendly operation. Whether you're looking to power a small commercial space or a large industrial facility, the ARCON STM150 is an excellent choice for your electrical needs.

Emerson's ARC ON STM150 is a circuit breaker designed for electrical distribution applications. Here are some pros and cons to consider when deciding whether to purchase this breaker:

1. High short-circuit breaking capacity: The STM150 can handle short-circuit currents up to 175 kA, making it suitable for high-power applications.

2. Wide voltage range: The breaker can operate on both 120V and 208V systems, providing flexibility in installation.

3. Time-delay function: The breaker includes a time-delay function, which can help prevent nuisance trips and reduce the impact of inrush currents.

4. Compact design: The breaker has a compact size, making it easier to install in limited spaces.

5. UL and CSA certified: The breaker is certified by Underwriters Laboratories (UL) and the Canadian Standards Association (CSA), ensuring that it meets safety and performance standards.

1. Higher cost: The Emerson ARC ON STM150 is more expensive than some other circuit breakers on the market.

2. Limited application: The breaker is designed for specific applications, and may not be suitable for all electrical distribution needs.

3. Maintenance requirements: Like any electrical equipment, the breaker requires regular maintenance to ensure safe and reliable operation.

4. Potential compatibility issues: The breaker may not be compatible with all electrical systems, so it's important to consult with a qualified electrician to ensure a proper installation.

In conclusion, the Emerson ARC ON STM150 is a high-quality circuit breaker with a wide voltage range and high short-circuit breaking capacity. However, it is more expensive than some other options on the market, and may not be suitable for all applications. It is recommended to consult with a qualified electrician to determine if the STM150 is the right breaker for your specific needs. If the breaker is a good fit for your application, it can provide reliable and safe electrical distribution for years to come.

Details:

Model: STM150. The unit appears to be in good physical condition with normal cosmetic wear from storage and handling. Manufacturer: Emerson Network Power. Whats Included.

No functional testing has been performed, and it is being sold AS-IS. Series: ARCON. Type: Static Transfer Switch. Mounting: Rack / Cabinet Mount.

Input voltage : 120/208V AC. No guarantees on functionality. Emerson Network Power ARCON-STM150 STM 150 Static Switch. High- voltage industrial equipment handle accordingly.

Specifications. Country of Manufacture: Belgium. Frequency: 50/60 Hz. This unit was removed from a surplus environment and has NOT been tested due to lack of proper facilities mating equipment.

Important Notes. No cables, manuals, software, or accessories included.

part #: arconstm150 price

• $495.00

specifications serverpowe:

• brand: Emerson
• mpn: Arcon-stm150
• part type: Switch

general serverpowe:

• Enterprise Networking, Servers > Server Components > Server Power Supplies
• condition: Used

offer serverpowe:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• best offers: True
• started: January 21, 2026
• quantity: 1

shipping serverpowe:

• carrier: USPS
• class: Standard
• transit: 5-8 Days
• cost: $0.00
• type: Fixed
• service: USPS Ground Advantage

seller serverpowe:

• rating: 100.0%
• # reviews: 998
• city: Burlington, Vermont

payments serverpowe:

• wallet: Apple-pay
• other
• credit card: Diners-club

returns serverpowe:

• policy: No Returns

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