MR301-12H NEC Power Relay

Review NEC 1pcs New Power Relay 5pins #us

The NEC MR301-12H is a versatile and reliable 5-pin power relay designed for various automation and control applications. This 1-piece unit comes with a compact size of 46.5mm x 30mm x 14.5mm (L x W x H), making it suitable for installation in confined spaces.

The NEC MR301-12H power relay is rated for a maximum current of 30A at 250V AC or 15A at 125V AC, ensuring it can handle heavy loads with ease. Its contacts can withstand up to 10,000 mechanical operations, providing durability and long-lasting performance.

This power relay features a coil voltage range of 12V DC to 24V DC, allowing it to be powered by a wide range of voltage sources. It also has a contact rating of AC 250V, and its contacts are gold-plated for superior conductivity and corrosion resistance.

The NEC MR301-12H comes with a built-in overload protection function that protects the relay from overheating and damages caused by excessive current flow. It also has a quiet operation, making it ideal for use in environments where minimal noise is required.

The relay's 5-pin configuration includes one common pin, two normally open (NO) pins, one normally closed (NC) pin, and one coil pin. This configuration allows for easy integration with various control systems and automation applications.

The NEC MR301-12H power relay is RoHS compliant, meaning it contains no harmful substances, making it environmentally friendly. It also comes with a mounting plate for easy installation, making it a practical and efficient solution for your automation needs. Overall, the NEC MR301-12H is a high-quality and reliable power relay that offers excellent performance and versatility for various applications.

The NEC MR301-12H 1Pcs Power Relay 5Pins is a commonly used industrial-grade power relay. Here are some pros and cons that might help you make an informed decision about whether to purchase this relay:

1. Reliability: NEC relays are known for their robustness and reliability, making them a popular choice for industrial applications.

2. Versatility: This 5-pin power relay can be used in various applications, and it can handle a wide range of voltages and currents.

3. Easy Installation: The relay is easy to install and requires minimal wiring, saving time and effort during installation.

4. Durable Construction: The relay has a rugged and durable construction, which can withstand harsh environments and heavy usage.

5. Cost-Effective: Compared to other brands, the NEC MR301-12H is relatively affordable, making it a cost-effective choice for many applications.

1. Limited Control Options: The relay does not offer advanced control options, such as remote monitoring or programming features.

2. No Diagnostic Indicators: The relay does not have any diagnostic indicators, making it difficult to troubleshoot issues without additional tools or testing equipment.

3. Limited Current Capacity: Depending on the specific application, the relay may not be able to handle the required current capacity.

4. Manual Operation: The relay must be manually operated, which may not be ideal for applications that require automatic switching.

In conclusion, the NEC MR301-12H 1Pcs Power Relay 5Pins is a reliable and cost-effective option for industrial applications that require a simple and robust power relay. However, it may not be suitable for applications that require advanced control options, remote monitoring, or high current capacity. Ultimately, the decision to purchase this relay depends on your specific application requirements and budget. If you need a reliable and cost-effective power relay for a simple application, then the NEC MR301-12H is an excellent choice. However, if you require more advanced features or higher current capacity, you may need to consider other options.

Details:

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specifications genpurrelays:

• brand: Nec
• mpn: Mr301-12h
• type: Power Relay
• number of pins: 5-pin

shipping genpurrelays:

• transit: 4-9 days
• service: standard
• type: fixed
• class: standard

offer genpurrelays:

• sold #: 13
• started: january 4, 2026
• prices: $3.50–$19.99
• item condition:
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  • New
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• options: ship-to-home
• best offers: true
• availability: in stock

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