12IAC51B4A GE General Electric Relay

Review GE General Electric Relay #12iac51b4a

The General Electric 12IAC51B4A is a versatile and reliable AC-Operated, Form "C", 5 Amp, 120-Vac, Thermally Protected DPST-NO Relay. This relay is specifically designed for a wide range of applications that require contact separation upon overload or over temperature conditions.

The 12IAC51B4A is a reciprocal-action, Single-Pole, Double-Throw (SPDT), Normally Open (NO) relay, which boasts two sets of contacts. It has a form factor of C and is configured as DPST-NO, meaning it has two pole contacts, each switching from Normally Open to Common when the coil is energized.

Furthermore, this General Electric relay is rated for consistent operation at a maximum operating temperature of 65 degrees Celsius (149 degrees Fahrenheit). The 12IAC51B4A is suitable for use in a diverse range of industrial, commercial, and residential applications where electrical circuits need to be controlled based on specific conditions. Additionally, with its thermally protected design, this relay effectively safeguards against excessive current flow, ensuring the longevity and safety of the overall system.

The 12IAC51B4A measures 1.7 inches (4.31 cm) in length, 2 inches (5.08 cm) in width, and 1.4 inches (3.55 cm) in height. It is CE marked, indicating that it complies with European Union health, safety, and environmental protection laws. It is also RoHS compliant, which means it is free of certain hazardous materials.

A key feature of this relay is its 5 ampere contact current capacity, making it an ideal choice for applications that require switching smaller loads with ease. The input voltage for this unit is 120 volts ac, single phase, 60 Hz.

With the General Electric 12IAC51B4A, users can expect a reliable, efficient, and safe solution for their electrical switching needs. It delivers robust performance and provides added protection against overloads and over temperature conditions. This relay offers peace of mind, ensuring the smooth operation of electrical systems in various applications.

General Electric (GE) 12IAC51B4A is a compact, panel-mount, normally-open (NO) ac contacts, 5-amp, Form C relay with built-in indicator light. Here are some potential pros and cons that might help you in making a decision on whether to buy this relay :

1. Compact Size: This GE relay is quite compact, making it an ideal choice for space-constrained applications.

2. Built-in Indicator Light: The integrated indicator light allows for easy troubleshooting and monitoring of the relay, making it more convenient than relay models without this feature.

3. High Contact Capacity: With a contact capacity of 5 amps, the relay can handle moderate loads, making it suitable for various applications.

4. Versatile: The GE 12IAC51B4A operates off a DC or AC coil voltage range of 12-24V DC, and 35-250V AC, allowing it to be used in a wide range of power systems.

5. Durable Design: The relay features gold-plated contacts and has a vibration rating of 10g, ensuring long-lasting performance in harsh conditions.

6. UL Recognized: This relay is UL recognized and carries the UL 508A and UL 1277 certifications, making it a reliable and safe choice.

1. Limited Coil Voltage: The coil voltage may not be suitable for all applications. A higher or lower voltage coil may be needed depending on the specific requirements of the circuit.

2. Contact Voltage: This relay may not be suitable for applications with high contact voltage requirements. The contact voltage of this relay is limited.

3. Price: Compared to some other relays, this model can be considered on the higher side in terms of price. The higher end features like built-in indicator light and durability may contribute to the higher cost.

In conclusion, the GE 12IAC51B4A relay offers a number of advantages, including compact size, built-in indicator light, high contact capacity, versatility, durability, and UL recognition. However, it may not be the best choice for applications with high coil or contact voltage requirements or for those that require a lower cost solution. If the features offered by this relay align with your specific application needs and budget, it can be a worthwhile investment for reliable performance.

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