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Siemens 42DF35AJ Definite Purpose Contactor, 3-Pole, 50 Amp, 24V AC Coil Voltage
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Siemens 42DF35AJ Definite Purpose Contactor, 3-Pole, 50 Amp, 24V AC Coil Voltage
Siemens 42DF35AJ Definite Purpose Contactor, 3-Pole, 50 Amp, 24V AC Coil Voltage
Item #: 25272201

Siemens 42DF35AJ Definite Purpose Contactor, 3-Pole, 50 Amp, 24V AC Coil Voltage

Item #: 25272201

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What Stands Out

High Ampacity
Designed for high load applications, the 50 Amp rating ensures reliable performance even under extreme conditions, ideal for commercial and industrial settings.
Reliable Coil Voltage
The 24V AC coil voltage offers safety and compatibility with standard control systems, simplifying installation while ensuring efficient operation.
Durable Design
Constructed for longevity, the robust design with high-quality materials resists wear, providing exceptional value and reduced maintenance costs over time.

Product Details

Buy Siemens 42DF35AJ Definite Purpose Contactor online at Ubuy Samoa. Suitable for HVAC, refrigeration, fans, blowers, and more. Available in 1-3 pole configurations and coil voltages 24-480V. Replaceable coils and auxiliary contacts. Shop now!
  • Siemens 42DF35AJ Definite Purpose Contactor, 3-Pole, 50 Amp, 24V AC Coil Voltage
  • Suitable for HVAC, refrigeration, fans, blowers, and welders in various applications
  • Snap-on auxiliary contacts and replacement coils available
  • Durable metal back plate allows for universal mounting
  • Easy electrical connections with screw terminals and quick connects
  • Compliant with cRUus, ARI 780 & 790, UL File E14900 standards
Item Weight6 lbs (2.72 kg)

Who Should Buy?

Suitable For
  • Industrial Applications

    Ideal for controlling motors and other heavy electrical loads in industrial settings requiring reliable performance.

  • Commercial HVAC

    Suitable for HVAC systems, facilitating operation of pumps and compressors with its robust contactor capabilities.

  • Automation Systems

    Beneficial in automation projects where precise control of electrical devices is necessary for efficient production.

Not Suitable For
  • Low Power Devices

    Not suitable for small appliances or low power applications where a lighter contactor would suffice.

  • DC Applications

    Designed for AC systems; using it in DC applications may lead to failure or performance issues.

  • Home Use

    May be overkill for standard residential setups, where smaller, more energy-efficient solutions are available.

Product Description

Siemens 42DF35AJ Definite Purpose Contactor, 3-Pole, 50 Amp, 24V AC Coil Voltage

About This Item

Introducing the Siemens 42DF35AJ Definite Purpose Contactor, the ultimate solution for your HVAC, refrigeration, fans, blowers, and welding applications. Built to deliver reliable performance, this contactor is widely used by OEMs and manufacturers of machinery, and its popularity has only grown with time. With a robust construction and a maximum amperage rating of 50, this 3-pole contactor is designed to handle your demanding electrical needs. The 24V AC coil voltage ensures efficient operation and minimizes power consumption, making it an ideal choice for energy-conscious customers. What sets this contactor apart is its versatility.

Whether you are in commercial, construction, or industrial sectors, this contactor is perfectly suited for a wide range of applications. With a range of coil voltages available from 24V to 480V, you can easily find the perfect match for your specific requirements. Additionally, the Siemens 42DF35AJ contactor offers a host of features that enhance its functionality. It accepts auxiliary contacts, allowing for easy customization and adaptability.

The replaceable coils add convenience and ensure hassle-free maintenance. The Class 42 family also features screw terminals or box lugs, depending on the amperage rating, providing flexibility and ease of installation. Engineered for optimum performance, this contactor boasts quiet operation, thanks to its advanced design. The silver cadmium oxide contacts resist welding, ensuring a long-lasting and reliable connection.

The visible contact position window allows for quick visual verification, giving you peace of mind. When it comes to durability, this contactor excels. With a durable back plate and Class F coil insulation, it offers greater thermal stability during operation, ensuring a long lifespan even in demanding environments. The Siemens 42DF35AJ Definite Purpose Contactor is a versatile and dependable choice for all your HVAC, industrial, and motor control needs. Say goodbye to frequent replacements and enjoy the benefits of a reliable electrical solution.

Replacing contactors from other popular brands such as Schneider/Square D, Eaton/Cutler Hammer, GE, Allen Bradley, and ABB is made easy with this high-quality Siemens offering. Don't settle for subpar performance when you can rely on Siemens, a trusted industry leader. Choose the Siemens 42DF35AJ Definite Purpose Contactor for exceptional performance, versatility, and durability. Get yours today and experience the Siemens difference.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is a definite purpose contactor?

    Answer: A definite purpose contactor is an electrical switching device designed for a specific application, typically used in HVAC systems, lighting control, and motor control circuits. The Siemens 42DF35AJ, particularly, is optimized for managing mid-range loads of up to 50 amps. Its compact design and robust construction ensure reliability under high-current conditions. For instance, it can seamlessly control air conditioning units or industrial pumps, making it essential in both residential and commercial settings.
  • Question: What are the key specifications of the Siemens 42DF35AJ contactor?

    Answer: The Siemens 42DF35AJ contactor features a three-pole configuration, designed to handle up to 50 amps with a 24V AC coil voltage. This makes it suitable for various applications that require reliable electrical control. Additionally, it is capable of withstanding significant electrical loads, providing added durability and performance. Users often rely on this device for controlling machinery and HVAC systems, ensuring operational efficiency in energy management.
  • Question: How do I choose the right contactor for my application?

    Answer: Selecting the appropriate contactor involves considering the voltage, current rating, and the specific load type. For instance, choose the Siemens 42DF35AJ if you require a 50 amp rating and 24V AC coil for applications like pumps or compressors. Appropriate matching of the contactor to your electrical system ensures safety and minimizes wear. Be sure to verify the operating conditions, such as ambient temperature and installation environment, to ensure optimal performance.
  • Question: Can the Siemens 42DF35AJ contactor be used in residential applications?

    Answer: Yes, the Siemens 42DF35AJ contactor is well-suited for residential applications, especially in HVAC systems or heating control. Its 50 amp rating makes it capable of handling significant loads typically found in home heating and cooling systems. Proper installation provides safe control of equipment, ensuring effective energy management. Furthermore, it can be integrated into smart home systems for enhanced automation and energy savings.
  • Question: What are the typical applications for the Siemens 42DF35AJ contactor?

    Answer: The Siemens 42DF35AJ contactor is versatile and is primarily used in applications such as air conditioners, heating elements, and industrial machinery. It excels in scenarios where equipment requires reliable on/off control. For example, in HVAC systems, it controls both condenser units and blower motors, ensuring efficient functionality. Its ability to manage 50 amps also makes it suitable for various motor control applications in industrial settings.
  • Question: Is the Siemens 42DF35AJ contactor compatible with automation systems?

    Answer: Yes, the Siemens 42DF35AJ contactor is compatible with various automation systems, making it a preferred choice for integrated solutions. Its design allows for seamless connections with programmable logic controllers (PLCs) or building management systems (BMS). This compatibility allows for precise control, automation of HVAC equipment, and improved energy efficiency, thus enhancing overall operational effectiveness. Utilizing it in automation projects can streamline processes significantly.
  • Question: How can I install the Siemens 42DF35AJ contactor?

    Answer: Installing the Siemens 42DF35AJ contactor involves ensuring that the electrical power is turned off before attempting any connections. The device should be mounted securely in a suitable enclosure, with ideally sufficient space to allow for appropriate airflow. Connect the load wires to the terminal connections labeled for three-pole configurations and attach the coil to the 24V AC power supply. Always follow local electrical codes and consult a professional if uncertain about electrical installations.
  • Question: What safety features does the Siemens 42DF35AJ possess?

    Answer: The Siemens 42DF35AJ contactor is designed with built-in safety features such as thermal overload protection and robust enclosure construction that helps prevent electrical arcing. These features ensure the device operates safely under various load conditions. Precautions in design also minimize the risk of equipment failure, making it an ideal choice for environments where safety is paramount, such as industrial or commercial installations. Proper utilization of these safety features contributes to system reliability.
  • Question: How does the 24V AC coil voltage affect performance?

    Answer: The 24V AC coil voltage of the Siemens 42DF35AJ contactor is advantageous as it provides a low-voltage operation, enhancing safety and reducing risks of electric shock. It is particularly suited for control systems where low power use is critical. This voltage rating also ensures compatibility with a variety of control systems, allowing for integration without the need for additional converters. Such design makes it efficient for control applications while simplifying wiring processes.
  • Question: Where can I buy the Siemens 42DF35AJ Definite Purpose Contactor in Samoa?

    Answer: You can buy the Siemens 42DF35AJ Definite Purpose Contactor from Ubuy, a reliable platform that offers a comprehensive selection of electrical components and supplies. Ubuy provides competitive pricing and a user-friendly shopping experience, ensuring that you find exactly what you need without hassle. Additionally, their platform is designed to cater to various product categories, making it a convenient choice for sourcing electrical equipment in Samoa.

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