4NR0AG FUJI ELECTRIC Overload Relay

Review FUJI ELECTRIC Overload Relay

The Fuji Electric 4NR0AG Overload Relay, model number 4894, is a versatile and reliable electrical component designed to protect electrical circuits from overloads and short circuits. This overload relay is manufactured by Fuji Electric Co. Ltd, a renowned global leader in power electronics and electric system equipment.

The 4NR0AG Overload Relay is designed for use in various applications, including heating, ventilation, and air conditioning (HVAC) systems, water heating systems, and industrial equipment. It features a compact and rugged design, making it suitable for installation in both indoor and outdoor environments. The relay is housed in a protective, weather-resistant enclosure, ensuring its durability and longevity in harsh conditions.

The Fuji Electric 4NR0AG Overload Relay operates on a current-sensing principle. It continuously monitors the electrical current flowing through the protected circuit and compares it to a pre-set value. If the current exceeds the set value, the relay trips and disconnects the circuit to prevent damage due to overload or short circuit conditions. The relay can be set to trip at various current levels, allowing users to customize protection for their specific applications.

The 4NR0AG Overload Relay features a normally open (NO) contact, which closes when the relay trips. This contact can be used to activate an alarm, switch off another circuit, or perform other functions as required. The relay also has a built-in thermal protector, which activates if the relay gets too hot, ensuring additional safety and protection.

The Fuji Electric 4NR0AG Overload Relay is easy to install, requiring only a few wires to be connected to the input circuit, the load, and the contact. The relay comes with clear and concise installation instructions, making it simple for users to set up and begin using the device.

The 4NR0AG Overload Relay is built to last, with high-quality components and a robust design. It is rated for a maximum voltage of 277V AC and a maximum current of 100A. The relay has a high contact rating, ensuring reliable operation even under heavy loads. With its advanced protection features and long service life, the Fuji Electric 4NR0AG Overload Relay is an essential component for any electrical system that requires overload protection.

The Fuji Electric 4NR0AG Overload Relay 4894 is a popular choice for those in need of a reliable and efficient overload relay for their electrical systems. Here are some pros and cons to consider before making a purchase:

1. High Reliability: Fuji Electric is a well-known brand in the electrical industry, and the 4NR0AG Overload Relay 4894 is known for its durability and reliability.

2. Overload Protection: This relay provides overload protection for motors and other electrical equipment, preventing damage from overcurrent situations.

3. Adjustable Settings: The relay allows for adjustable settings, enabling users to customize the protection level based on their specific application requirements.

4. Easy Installation: The relay is designed for easy installation, with clear markings and a user-friendly design.

5. Wide Operating Temperature Range: The relay can operate in a wide temperature range, making it suitable for use in various environments.

1. Cost: The Fuji Electric 4NR0AG Overload Relay 4894 may be more expensive than some other options on the market.

2. Complexity: The relay may be more complex than some other options, requiring a greater level of expertise to install and configure.

3. Size: The relay is larger than some other options, which may make it less suitable for applications with limited space.

The Fuji Electric 4NR0AG Overload Relay 4894 is a reliable and efficient option for those in need of overload protection for their electrical systems. While it may be more expensive than some other options and require a greater level of expertise to install and configure, its durability, adjustable settings, and wide operating temperature range make it a worthwhile investment for many applications.

If you require overload protection for your electrical system and are willing to invest in a reliable and efficient solution, the Fuji Electric 4NR0AG Overload Relay 4894 is a strong recommendation. However, if cost or complexity are significant concerns, you may want to consider other options that may be more suitable for your specific application.

Details:

Special instructions. Most items are in stock when they listed. Fuji Electric 4NR0AG overload relay overload relays. Manufacturer part number: 4NR0AG.

Fuji Electric 4NR0AG overload relay manufactured by Fuji Electric. The product must be the original item shipped, with matching serial numbers if applicable. 2-year MRI shield protection plan included. New - missing box part has a crack on the side and is missing piece of plastic.

specifications genpurrelays:

• brand: Fuji Electric
• mpn: 4nr0ag

offer genpurrelays:

• best offers: true
• sold #: 13
• availability: in stock
• in stock #: 3
• started: september 24, 2025
• options: ship-to-home
• prices: $30.00–$93.60
• item condition:
  • Used
  • New – Open box

returns genpurrelays:

• paid by: buyer
• time: 30 days
• method: money back
• policy: returns accepted

shipping genpurrelays:

• carrier: ups
• service: ups ground, ups next day air
• transit: 2-6 days
• class: standard, one-day
• type: calculated

seller genpurrelays:

• rating: 98.7%
• city: san antonio, texas
• # reviews: 14644

payments genpurrelays:

• other
• wallet: apple-pay
• credit card: diners-club

general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays