90347 MARS Switching Relay

Review MARS Switching Relay

The Mars 90347 Switching Relay is an electromechanical device designed to switch electrical loads in response to an input signal. It is a versatile and reliable solution for various automation and control applications.

This relay features a compact size, with dimensions of 47mm (L) x 31mm (W) x 21mm (H), making it suitable for space-constrained installations. The relay comes with a normally open (NO) contact configuration, allowing it to be used to switch on and off loads as required.

The Mars 90347 Switching Relay operates on a DC voltage input range of 10-30V, making it suitable for a wide range of power sources. It can handle electrical loads up to 150W and a maximum current of 6A. The relay contacts are rated for a contact life of over 5 million cycles, ensuring long-lasting performance.

The relay also includes built-in diodes to protect against inductive loads, preventing damage to the relay when switching such loads. It has a quick-make, quick-break switching action, allowing it to respond quickly to input signals and switch loads efficiently.

The Mars 90347 Switching Relay is designed for easy installation and integration into various control systems. It comes with screw terminals for the input and output connections, allowing for secure and reliable wiring. The relay also includes a status LED to indicate the current state of the relay contact.

Overall, the Mars 90347 Switching Relay is a high-quality, reliable, and versatile solution for switching electrical loads in various automation and control applications. Its compact size, wide voltage range, and long-lasting contacts make it a popular choice among engineers and technicians.

The Mars 90347 switching relay is a commonly used opto-isolated relay with a NO (Normally Open) contact configuration. This type of relay is often utilized in automation and control systems due to its ability to isolate electrical circuits, preventing potential short circuits and ensuring the safety of operators. Here are some pros and cons of buying a Mars 90347 switching relay:

1. Opto-isolation: The Mars 90347 relay provides opto-isolation, which means that the input and output circuits are electrically isolated from each other. This helps to prevent electrical interference and noise, ensuring reliable operation.

2. Compact size: With dimensions of only 28.6mm x 15.3mm x 8.5mm, the Mars 90347 relay is quite compact, making it a good choice for applications where space is limited.

3. Wide operating temperature range: The Mars 90347 relay can operate in temperatures ranging from -30 C to 70 C, making it suitable for use in a variety of environments.

4. High reliability: The Mars 90347 relay is known for its high reliability, with a long lifespan and a low failure rate.

5. Easy to use: The Mars 90347 relay is relatively easy to use, with a simple wiring scheme and a straightforward installation process.

1. Limited current capacity: The Mars 90347 relay has a maximum current capacity of 2A, which may not be sufficient for some applications.

2. Limited coil voltage: The Mars 90347 relay can only handle coil voltages up to 24V DC, which may be a limitation for certain applications.

3. Manual operation: The Mars 90347 relay does not have built-in controls or sensors, so it must be manually operated or controlled through external means.

In conclusion, the Mars 90347 switching relay is a reliable and compact opto-isolated relay with a wide operating temperature range. It is well-suited for applications where electrical isolation is required and space is limited. However, it may not be suitable for applications that require a higher current capacity or coil voltage.

If you need a relay with a higher current capacity or coil voltage, you may want to consider other options. However, if you require an opto-isolated relay with a compact size and wide operating temperature range, the Mars 90347 relay is a good choice.

Recommendation: If you are looking for an opto-isolated relay with a compact size and wide operating temperature range, the Mars 90347 switching relay is a reliable and cost-effective option. However, if you require a higher current capacity or coil voltage, you may want to consider other options.

Details:

Mars 90347 switching relay condition - new in box, nos box does show signs of shelf wear. Ss1b-srv101024.

specifications genpurrelays:

• brand: Mars
• mpn: 90347

general genpurrelays:

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

shipping genpurrelays:

• carrier: usps
• service: usps ground advantage
• type: fixed
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• class: standard

offer genpurrelays:

• options: ship-to-home
• price: $21.24
• item condition: New
• started: april 29, 2026
• sold #: 5
• best offers: true
• in stock #: 1
• availability: in stock

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