KR-4539-1 POTTER BRUMFIELD Relay

Review POTTER BRUMFIELD And Relay Lot Of

The Potter Brumfield Kr-4539-1 Relay is a versatile and high-performing electrical component designed for various industrial automation applications. This 4-form-A, 5-ampere, normally open (NO) relay is manufactured by Potter Brumfield, a trusted name in the industry known for its commitment to quality and reliability.

The Kr-4539-1 Relay is built with 5 contact sets, allowing for multiple switching functions in a single device. Each contact set includes a normally open (NO) and a normally closed (NC) contact, enabling users to configure the relay for various control functions. The form-A configuration of the relay ensures that the contacts are accessible from the front, making installation and maintenance easier.

The relay is rated for a maximum operating voltage of 240 volts AC and a maximum operating current of 5 amperes. It is suitable for use in applications where the control voltage ranges from 12 volts DC to 240 volts AC. The Kr-4539-1 Relay is designed to operate in temperatures ranging from -40 C to 70 C, making it suitable for use in a wide range of industrial environments.

The Potter Brumfield Kr-4539-1 Relay is constructed with a robust, epoxy-coated, silver-plated contact material that ensures long-lasting performance and reliability. The relay also features a clear, polycarbonate cover that protects the contacts from dirt, dust, and other contaminants, ensuring consistent contact performance over an extended period.

The Kr-4539-1 Relay is designed with a coil that is interchangeable with the Kr-4328 series, providing users with the flexibility to use different coils depending on their specific application requirements. The relay also features a built-in diode across the coil, which prevents the inadvertent backflow of current that could damage the coil and reduce the relay's lifespan.

In summary, the Potter Brumfield Kr-4539-1 Relay is a high-performing and versatile electrical component designed for industrial automation applications. Its 5-ampere rating, 5-contact sets, and wide operating temperature range make it suitable for use in a variety of control applications. Its robust construction, long-lasting contacts, and interchangeable coil options ensure consistent performance and reliability over an extended period.

The Potter Brumfield Kr-4539-1 relay is a commonly used electromechanical relay in various applications, especially in industrial automation and control systems. Like any other electrical component, it has its advantages and disadvantages.

1. High Contact Rating: The Kr-4539-1 relay has a high contact rating, which makes it suitable for handling large currents and voltages.

2. Robust Design: The relay is built to withstand harsh environments and can operate in temperatures ranging from -40 C to 85 C.

3. Quick Switching Time: The relay has a fast switching time, which makes it ideal for applications where quick response is necessary.

4. Reliability: The Kr-4539-1 relay is known for its reliability and long service life.

1. Size and Weight: Compared to solid-state relays, the Kr-4539-1 relay is larger and heavier, which can make it less suitable for space-constrained applications.

2. Complexity: The relay has more moving parts than solid-state relays, which can increase the likelihood of wear and failure over time.

3. Power Consumption: The relay consumes more power than solid-state relays, which can increase energy costs in some applications.

In conclusion, the Potter Brumfield Kr-4539-1 relay is a reliable and robust electromechanical relay that is suitable for applications requiring high contact ratings, quick switching times, and the ability to operate in harsh environments. However, it has some disadvantages, including size and weight, complexity, and power consumption.

If you are looking for a compact solution with low power consumption, a solid-state relay may be a better choice. However, if you require the high contact ratings, quick switching times, and reliability offered by the Kr-4539-1 relay, then it may be the best option for your application. Ultimately, the decision to buy the Kr-4539-1 relay should be based on your specific application requirements and constraints.

Details:

No stocking fees, no hassles. But when available in multiple quantity, the photo shown is representative of item. Combined shipping on multiple items. Please see above for details on item condition.

Special invoicing and/or packaging requests. Whats included.

specifications genpurrelays:

• brand: Potter Brumfield
• mpn: Kr-4539-1
• country of origin: United States

general genpurrelays:

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

seller genpurrelays:

• # reviews: 9504
• rating: 99.9%
• city: galion, ohio

shipping genpurrelays:

• class: standard
• carrier: usps
• type: calculated
• transit: 5-9 days
• service: usps first class

returns genpurrelays:

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

payments genpurrelays:

• wallet: apple-pay
• credit card: mastercard
• other

offer genpurrelays:

• best offers: true
• started: february 12, 2026
• sold #: 11
• prices: $11.42–$28.79
• item condition:
  • New – Open box
  • Used
• options: ship-to-home
• availability: in stock
• in stock #: 5