8501-A0-51 SQUARE D Relay Coil

Review SQUARE D Square8501-a0-51 Class 6-pole Relay 110-115vac Coil 8501a051 Used

The 8501-A0-51 6-pole relay is a versatile and reliable electromechanical switching component designed for use in various applications where AC coil voltage ranges from 110 to 115 volts. This particular relay model, manufactured by an industry-leading brand, boasts several noteworthy features that make it an excellent choice for your specific needs.

The 8501-A0-51 is a 6-pole relay, which implies it has six sets of contacts that can be used to switch both AC and DC circuits. Each contact set consists of a normally open (NO) contact, a normally closed (NC) contact, and a common (COM) terminal. This configuration makes this relay suitable for a wide range of applications, such as switching power circuits, motor control, and other electrical systems.

The AC coil of the 8501-A0-51 is rated for a voltage range of 110 to 115 volts, making it ideal for use in North American electrical systems. The coil's resistance is approximately 210 ohms, which means it draws a current of around 0.5 amps when energized. This relay's contacts can handle a current of up to 10 amperes at a maximum voltage of 277 volts, making it capable of handling heavy loads.

The 8501-A0-51 is constructed using high-quality materials and advanced manufacturing techniques to ensure longevity and durability. Its contacts are made of silver-plated brass, which provides excellent conductivity and resistance to corrosion. The relay body is made of a robust material that can withstand the rigors of industrial environments. Additionally, the relay is designed to meet the rigorous standards of UL and CSA, ensuring its safety and reliability.

The 8501-A0-51 is also equipped with a built-in overload protection mechanism. This feature helps prevent the relay from getting damaged when it's subjected to high inrush currents or overloads. The relay's contacts are also rated for a minimum number of operations, ensuring they can handle heavy usage without failing prematurely.

In summary, the 8501-A0-51 6-pole relay is a robust and versatile switching component well-suited for applications requiring AC coil voltage of 110 to 115 volts. Its 6-pole configuration, high-quality construction, and built-in safety features make it an excellent choice for various industrial and commercial applications.

Pros and Cons of Buying a Square 8501-A0-51 6-Pole Relay

The Square 8501-A0-51 6-Pole Relay is a commonly used electrical component in various applications. This relay operates on a 110-115VAC coil and offers several advantages and disadvantages. In this analysis, we will discuss both the pros and cons to help you make an informed decision before purchasing.

1. Versatility: The Square 8501-A0-51 relay is a 6-pole, double-throw (SPDT) relay, which means it can switch six separate circuits. This versatility makes it suitable for various applications, from simple control systems to complex industrial automation.

2. Reliability: This relay is known for its robust construction and reliability. It features gold-plated contacts that ensure long-lasting performance and reduce the risk of corrosion, ensuring a dependable switch for your electrical system.

3. Easy to Install: The Square 8501-A0-51 relay comes with a clear marking on the switch terminals, making it easy to install and connect to your electrical system. Additionally, it has a compact size, making it suitable for tight spaces.

4. Cost-effective: Compared to other relays with similar specifications, the Square 8501-A0-51 is relatively affordable, making it an economical choice for many applications.

1. Limited Current Capacity: While the Square 8501-A0-51 relay is suitable for most low to medium current applications, it may not be able to handle high current loads. If you require a relay for heavy current applications, you may need to consider purchasing a more robust relay with a higher current rating.

2. Coil Voltage: The relay operates on a 110-115VAC coil. If your system operates on a different voltage, you will need to use a transformer to step up or step down the voltage to match the relay's requirements.

3. Manual Operation: Unlike solid-state relays, the Square 8501-A0-51 is an electromechanical relay that requires an external power source to switch the contacts. This may not be ideal for applications where you want zero-contact switching or quick response times.

In conclusion, the Square 8501-A0-51 6-Pole Relay offers several advantages, including versatility, reliability, ease of installation, and cost-effectiveness. However, it also has some limitations, such as limited current capacity, coil voltage requirements, and manual operation. Considering these pros and cons, the Square 8501-A0-51 relay is an excellent choice for low to medium current applications where reliability and ease of installation are essential. If you require a relay for high current loads or zero-contact switching, you may need to consider other options.

If the Square 8501-A0-51 relay meets your application requirements, we recommend purchasing it due to its versatility, reliability, and cost-effectiveness. However, if you need a relay with a higher current capacity, a different coil voltage, or zero-contact switching, we suggest exploring other options to find a relay that better suits your specific needs.

Details:

Item is sold as pictured. The cost of combined shipping depends on weight, location buyer and size box. Ups 2 day air am.

These services include: ups 3 day select. Square8501-a0-51 class a 6-pole relay with 110-115vac coil, 8501a051. Ups next day am. Prices for these options may differ from standard ground shipping.

specifications genpurrelays:

• brand: Square D
• mpn: 8501-a0-51
• part type: Coil

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

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• item condition: Used
• started: march 8, 2025
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