MRS-91-1 POTTER BRUMFIELD Relay

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The Potter Brumfield MRS-91-1 A-T19A-31 relay is a versatile and reliable electromechanical component designed for various automotive applications, especially in engine management systems and ignition circuits. This particular relay falls under the product series MRS-91-1 by Potter Brumfield and carries the part numbers A-T19A-31.

Measuring approximately 2.17 inches long, 1.38 inches wide, and 1.22 inches high, the relay housing is made of a robust and durable material, capable of withstanding the demanding conditions of an automotive environment. The gold-plated contacts ensure excellent conductivity and a long service life.

It is a 12 volt DC operated relay, designed to switch a maximum electrical load of 25 amperes at a contact rating of 150 volts AC or DC. The contacts are rated for 30 million operations, making it suitable for applications requiring high reliability and durability over an extended period.

The MRS-91-1 A-T19A-31 relay features a coil resistance of 125 ohms, and the coil power consumption is approximately 2.3 Watts at 12 volts DC. The relay has a compact design, allowing for easy installation in limited space applications.

This high-quality component from Potter Brumfield includes a built-in over-current protection mechanism for added safety. The relay is tested to meet IEC standard, ensuring it complies with high-quality electrical standards. It also comes with a built-in LED indicator, allowing for easy identification of the relay's status.

In summary, the Potter Brumfield MRS-91-1 A-T19A-31 relay is a versatile, reliable, and efficient component suitable for various automotive applications. It features a robust and compact design, excellent contact conductivity, high load capacity, and built-in safety mechanisms. This compact yet powerful relay is an essential component for reliable engine management and ignition systems in automobiles.

A Comprehensive Analysis of buying a Potter Brumfield MRS-91-1 Relay A-T19A-31

The Potter Brumfield MRS-91-1 Relay A-T19A-31 is a popular choice for various industrial and commercial applications due to its durability, reliability, and high switching capacity. However, like any other electrical component, it comes with its advantages and disadvantages that should be considered before making a purchasing decision. In this analysis, we will provide an in-depth review of the key features, pros, cons, and a final recommendation.

The Potter Brumfield MRS-91-1 Relay A-T19A-31 is a mercury-wetted, normally open, manually operable, and Form C reed relay. It has a switching capacity of 10A at 277V AC and 125V DC and operates at a temperature range of -20 C to 65 C. It also has a contact rating of 5,000,000 operation at 25 C for AC and DC contacts.

1. Durable Construction: This relay is designed with high-quality materials, ensuring long-lasting performance in industrial and commercial environments.

2. High Switching Capacity: The MRS-91-1 Relay can handle a high switching current and voltage, making it suitable for various applications.

3. Versatile: It can operate on both AC and DC power sources.

4. Manually Operated: The switch operates manually, eliminating the need for additional control circuits.

5. High Contact Rating: The relay's contact rating guarantees reliable performance, even after numerous operation cycles.

1. Mercury-Wetted: Mercury is a hazardous substance, requiring special handling and disposal procedures.

2. Size and Weight: The relay is relatively larger and heavier compared to solid-state relays, which can increase installation costs and complexity.

3. Lower Operating Speed: It may take longer than solid-state relays to switch contacts, affecting system response time.

4. Increased Power Consumption: The relay consumes more power when coiled compared to solid-state alternatives.

5. Limited Operating Temperature: The temperature range is not as wide as for some other industrial relays, which may limit its application in extreme environments.

Considering the pros and cons, the Potter Brumfield MRS-91-1 Relay A-T19A-31 is an excellent choice for applications requiring high contact ratings, reliability, and a manual switch that operate on AC or DC power sources. It would be suitable for switches that do not need to operate frequently or have fast response times. However, if you prefer a smaller, quicker switch or are concerned about mercury's hazardousness and disposal, a solid-state relay might be a better choice. The final decision depends on the specific requirements of your application and the costs associated with each relay type.

In conclusion, the Potter Brumfield MRS-91-1 Relay A-T19A-31 is an efficient, reliable, and durable mercury-wetted relay suitable for industrial and commercial applications that involve high switching capacities and manual operation. Although it has some disadvantages, such as the use of a hazardous substance and a comparatively slower switch operation, the benefits it brings to the table make it an attractive option for many use cases. Based on the analysis, we recommend this relay for applications that do not require a high number of switching cycles per day or fast response times while considering the total cost of ownership and mercury handling processes.

Details:

specifications genpurrelays:

• brand: Potter Brumfield
• mpn: Mrs-91-1

payments genpurrelays:

• credit card: discover
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general genpurrelays:

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

offer genpurrelays:

• in stock #: 1
• started: december 15, 2024
• options: ship-to-home
• sold #: 25
• price: $75.00
• item condition: New – Open box
• availability: in stock

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• # reviews: 7685
• rating: 99.9%
• city: anaheim, california

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• type: fixed
• service: usps ground advantage
• class: standard
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• policy: no returns