3TH4244-0AJ2 SIEMENS Control Relay

Review SIEMENS New 3th42 44-0aj2 Control Relay 3th42440aj2

The Siemens 3TH42-44-0AJ2 Control Relay, also known as the 3SETH42440AJ2, is a versatile and reliable component in electronic control systems. This device is manufactured by Siemens, a globally recognized leader in engineering and technology.

The 3TH42-44-0AJ2 is a single-pole double-throw (SPDT) contact relay. It features four form C contacts, which can be configured for either normally open (NO) or normally closed (NC) applications. These contacts are rated for a maximum current of 10 Amperes at a voltage of 250 Volts AC or DC.

This control relay is designed to operate in harsh environments, with a temperature range of -40 C to 70 C. It is protected against over-voltage, short-circuit currents, and overheating. The relay also features a built-in coil protector, which prevents damage to the coil in case of inductive loads.

The 3SETH42440AJ2 has a compact size of 52.5 x 88 x 31.5 mm and a weight of 135 grams. It is mounted on DIN rail and can be easily integrated into various control panels. The relay has a clear, red status indicator, which allows for easy monitoring of the relay's operation.

The Siemens 3TH42-44-0AJ2 Control Relay is known for its high reliability and long service life. It is suitable for use in a wide range of industries, including automation, power generation, and transportation. With its robust design and reliable performance, this control relay is an excellent choice for any application that requires reliable contact switching.

The Siemens 3TH42-44-0AJ2 Control Relay (3TH42440AJ2) is a commonly used electromechanical device in industrial automation applications. Here are some pros and cons of buying this specific control relay:

1. High-quality and reliable: Siemens is a well-known brand in the automation industry, and this control relay is known for its robustness and durability.

2. Wide range of applications: This relay is suitable for various control functions in different industries, including manufacturing, water and wastewater treatment, and building automation.

3. Easy to install: The relay has a compact design and can be easily integrated into various control systems.

4. Versatile: The relay can be used in both AC and DC applications, making it a versatile option for different automation needs.

5. Long lifespan: With proper maintenance, the relay can last for many years, reducing the need for frequent replacements.

1. Cost: Compared to other types of relays, such as solid-state relays, the electromechanical relay can be more expensive.

2. Requires maintenance: While the relay has a long lifespan, it still requires periodic maintenance to ensure optimal performance.

3. Limited capacity: The relay has a limited capacity for handling large currents and voltages, making it unsuitable for high-power applications.

If you are in the market for a reliable and high-quality control relay for your industrial automation application, the Siemens 3TH42-44-0AJ2 Control Relay (3TH42440AJ2) is a great option. However, if you require a relay with a higher capacity or are looking for a more cost-effective solution, you may want to consider alternative options such as solid-state relays or contactors. Ultimately, the choice depends on your specific application requirements and budget.

Details:

New Siemens 3th42 44-0aj2 control relay 3th42440aj2, 145 / J's.

specifications genpurrelays:

• brand: Siemens
• mpn: 3th4244-0aj2
• part type: Control
• country of origin: Germany

seller genpurrelays:

• rating: 100.0%
• # reviews: 28440
• city: yale, michigan

general genpurrelays:

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

payments genpurrelays:

• wallet: apple-pay
• credit card: mastercard
• other

offer genpurrelays:

• availability: in stock
• prices: $145.00–$245.00
• item condition: New – Open box
• in stock #: 3
• started: may 8, 2026
• options: ship-to-home
• sold #: 12

shipping genpurrelays:

• class: standard, one-day
• transit: 3-6 days
• service: ups ground, ups next day air
• carrier: ups
• type: calculated

returns genpurrelays:

• method: money back
• policy: returns accepted
• paid by: buyer
• time: 60 days