MKTRO-2D LINE ELECTRIC Socket Relay

Review LINE ELECTRIC Socket Relay 12vdc

The Line Electric MK-4471 Socket Relay is a versatile and reliable 12VDC accessory designed for various automotive and industrial applications. This 2-pole, 2-throw, SPDT (Single Pole Double Throw) relay is an essential component for controlling electrical circuits based on signals.

The compact size of this relay measures 33.5mm x 22mm x 13mm (L x W x H), making it ideal for space-constrained installations. Its sleek gray housing adds an aesthetically pleasing touch to any setup while ensuring excellent heat dissipation.

The MK-4471 socket relay comes with quick-connect terminals that make wiring a breeze. The 8 terminals are labeled for easy identification: NO (Normally Open), NC (Normally Closed), COM (Common), and 1, 2, 3, and 4 for various power and signal connections.

This relay has a switching capacity of 30 amperes at a maximum operating voltage of 28VAC or 32VDC. Its contact resistance is less than 50 milliohms, ensuring reliable and consistent performance. The coil resistance is 220 ohms, and the coil inductance is 0.43 millhenries.

The MK-4471 socket relay features a vacuum contact design, which provides excellent contact reliability and ensures a long service life. Its operating temperature range is from -40 C to 85 C (-40 F to 185 F), making it suitable for a wide range of environments.

This relay is an essential tool for various applications, such as controlling accessory circuits in vehicles, managing lighting systems, and operating pumps and compressors. Its robust construction and reliable performance make it an indispensable component in numerous industries, including automotive, HVAC, and manufacturing.

The MK-4471 socket relay 12VDC, manufactured by Omron, is a commonly used electromechanical relay with 2 form C contacts. Here are some pros and cons that may help you make an informed decision about purchasing this relay:

1. Versatile application: The MK-4471 relay can be used in various industries, including automotive, industrial automation, and HVAC systems, due to its wide operating temperature range (-40 C to 85 C).

2. Compact size: With a size of 31.8 mm x 23.8 mm x 13.3 mm, this relay is relatively small, making it suitable for applications where space is limited.

3. High contact capacity: The relay can handle a contact capacity of 10A at 125VAC or 20A at 12VDC, making it suitable for applications that require a high current flow.

4. Robust construction: The relay is designed to withstand harsh environments, with a sealing degree of IP65 and a vibration resistance of 5g.

1. Limited coil voltage: The relay operates on a 12VDC coil voltage, which may not be suitable for all applications.

2. Limited switching frequency: The relay has a maximum switching frequency of 100Hz, which may not be fast enough for some applications.

3. Manual operation: The relay is an electromechanical device, which means it requires manual operation to switch contacts on and off.

In conclusion, the MK-4471 socket relay 12VDC is a reliable and versatile electromechanical relay suitable for various applications that require high contact capacity and robust construction. However, it may not be suitable for applications that require a high coil voltage or fast switching frequency. Overall, if your application requirements align with the relay's capabilities, it can be a good investment.

Recommendation: If you require a relay with a higher coil voltage or faster switching frequency, consider looking into solid-state relays or opto-isolators as alternatives. Otherwise, the MK-4471 socket relay 12VDC is a reliable and cost-effective choice for applications that fit its specifications.

Details:

This listing is for a Line Electric MKTRO-2D MK-4471 socket relay 12vdc. Please see pictures for details.

specifications genpurrelays:

• brand: Line Electric
• mpn: Mktro-2d
• part type: Socket

shipping genpurrelays:

• transit: 7-11 days
• carrier: usps
• class: standard
• type: fixed
• service: usps ground advantage

offer genpurrelays:

• in stock #: 3
• availability: in stock
• options: ship-to-home
• sold #: 13
• prices: $11.89–$29.99
• item condition:
  • New – Open box
  • Used
• started: november 22, 2025

general genpurrelays:

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

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• city: orangevale, california
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