SR504-4 DDORUU Switching Relay Channel Module Tabs

Review DDORUU Switching Relay Channel Module Broken Plastic Tabs

The D Doruu SR504-4 Switching Relay is a versatile and reliable module designed for applications requiring multiple independent switching functions. This SR-504-4 Channel Module is ideal for use in industrial automation, home automation, security systems, and other similar applications.

The SR504-4 Switching Relay comes with four separate channels, each capable of handling up to 10A of current and 250VAC of voltage. The module is designed with high-quality components, ensuring a long service life and dependable performance. Each channel features a normally open (NO) and a normally closed (NC) contact, allowing for flexible switching configurations.

This relay module is designed for easy installation and integration into various control systems. It measures 112mm x 82mm x 32mm (L x W x H) and has a mounting height of 25mm. The contacts are rated for a contact resistance of less than 50 milliohms and a contact bounce time of less than 20 microseconds, ensuring fast and accurate switching.

The SR504-4 Switching Relay is designed with safety in mind. It features over-current, over-voltage, and short-circuit protection, ensuring safe operation even in demanding environments. The module also features a coil voltage protection function, which prevents damage to the coil from voltage surges.

The SR504-4 Switching Relay is designed for use in applications where reliable and efficient switching is crucial. Its robust design, high current and voltage handling capabilities, and flexible switching configurations make it an excellent choice for a wide range of industrial and automation applications. The module is also easy to install and integrate into various control systems, making it a practical and cost-effective solution for your switching needs.

The DDORUU SR504-4 Switching Relay is a 4-channel module tab designed for use in various automation and control systems. Here are some potential pros and cons of buying this product:

1. Versatile application: This relay module can be used in a wide range of applications, including industrial automation, HVAC systems, security systems, and more.

2. High reliability: The SR504-4 is designed with high-quality components and has a long operating life, ensuring reliable operation in demanding environments.

3. Compact size: The compact size of the SR504-4 makes it easy to install in tight spaces.

4. Easy installation: The module can be easily installed using screw terminals, making it a good option for DIY projects.

1. Limited current capacity: The SR504-4 can only handle a maximum current of 5A per channel, which may not be sufficient for high-current applications.

2. Limited voltage range: The relay is designed for use with voltages up to 240VAC, which may not be suitable for all applications.

3. No built-in overload protection: The SR504-4 does not have any built-in overload protection, which means that it may not be suitable for applications where overload protection is required.

In conclusion, the DDORUU SR504-4 Switching Relay is a good option for applications that require a compact, reliable, and easy-to-install 4-channel relay module. However, it may not be suitable for applications with high current or voltage requirements or those that need built-in overload protection.

Based on the above analysis, I would recommend the DDORUU SR504-4 Switching Relay for applications where its features align with the requirements. However, it is essential to consider the specific application's needs and limitations before making a purchase decision.

Details:

The plastic spacer tabs that hold the circuit board in place have broken/cracked off, but itself is undamaged and unaffected unit includes original paperwork spare parts with no other obvious issues.

specifications genpurrelays:

• brand: Ddoruu
• mpn: Sr504-4
• type: Power Relay
• current type: Dc
• contact material: Abs/plastic
• coil voltage: 24 V

seller genpurrelays:

• city: princeton, north carolina
• # reviews: 5219
• rating: 98.7%

offer genpurrelays:

• sold #: 12
• best offers: true
• prices: $99.95–$175.16
• item condition:
  • New – Open box
  • New
  • For parts or not working
• options: ship-to-home
• started: november 23, 2025
• in stock #: 4
• availability: in stock

general genpurrelays:

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

returns genpurrelays:

• policy: returns accepted
• method: money back
• paid by: seller
• time: 30 days

payments genpurrelays:

• money order
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• wallet: apple-pay
• other

shipping genpurrelays:

• class: standard
• carrier: usps
• service: usps ground advantage
• type: calculated
• transit: 5-10 days