SAIDIAN SD500 Channel Relay Module Level Shooting Lamp 3.3V

( Brand: Saidian ), ( Part Type: Module Level Lamp ), ( Package Dimensions: 4.41 X 2.95 X 1.1 Inches; 1.13 Ounces ), ( Item Length: 4.41 ), ( Item Height: 1.1 ), ( Item Width: 2.95 ), ( Manufacturer Part Number: SD500 )

Review SAIDIAN 2pcs Channel 3v Relay Module 3.3v Low Level Shooting Lamp

Introducing the Saidian SD500 Channel 3V Relay Module, a versatile and efficient solution for controlling high-current electrical loads with low-voltage signals. This relay module is specifically designed for use with 3.3V microcontrollers, making it an ideal choice for various applications such as lighting control systems, automation projects, and more.

The SD500 is a single-pole double-throw (SPDT) relay, capable of switching up to 500V AC or 3A DC loads. It operates on a coil voltage of 3V DC and features a contact rating of 10,000 cycles. The module comes with a built-in diode to protect the coil from inductive kickback.

This compact relay module measures 20mm x 18mm and has a maximum height of 7.6mm, making it suitable for space-constrained projects. The module is housed in a robust epoxy resin case, ensuring reliable operation even in harsh environments. The contacts are gold-plated to ensure good conductivity and longevity.

The SD500 comes with three solder pads for the input (IN) and normally open (NO) contacts, as well as one pad for the common (COM) contact. Additionally, there are three pads for the coil (VCC, GND, and IN). The module also includes a flyback diode to protect the coil from voltage spikes.

To use the SD500, simply connect the input signal to the IN pad, the common contact to the load, and the Normally Open contact to the power source. Applying a low voltage to the IN pad will close the contacts, allowing the load to be switched on.

The Saidian SD500 Channel 3V Relay Module offers reliable and efficient switching with a low power consumption coil, making it a valuable addition to any project involving electrical load control. With its compact size, robust construction, and ease of use, this relay module is a must-have for hobbyists, engineers, and DIY enthusiasts.

Pros and Cons of buying a SainSmart SD500 3-Channel 3V Relay Module for 3.3V Level Shooting Lamp

The SainSmart SD500 3-Channel 3V Relay Module is a popular choice for those looking to control various electrical devices using a microcontroller or a single-board computer. This relay module is particularly useful for 3.3V level shooting lamp projects. In this analysis, we will discuss the advantages and disadvantages of purchasing a SainSmart SD500 3-Channel 3V Relay Module for your 3.3V level shooting lamp project.

1. Compatibility: The SD500 relay module supports a wide range of input voltages (100mV to 5V), making it suitable for various microcontroller and single-board computer platforms.

2. Versatility: With three channels, the relay module can be used to control three separate devices, allowing for more complex projects.

3. Safety: The opto-isolated design of the SD500 relay module ensures the safety of the user and the microcontroller/single-board computer by preventing direct electrical contact.

4. Easy to Use: The SD500 relay module is easy to set up and use, requiring minimal assembly and wiring.

5. Durable: The SD500 relay module is made from high-quality components, ensuring long-lasting performance.

1. Size: The SD500 relay module is relatively large compared to other options in the market, which may not be ideal for space-constrained projects.

2. Cost: The SD500 relay module is slightly more expensive compared to single-channel alternatives, which might be a consideration for budget-conscious users.

3. Limited Current Capacity: The SD500 relay module can handle a maximum current of 500mA per channel, which may not be sufficient for high-power applications.

The SainSmart SD500 3-Channel 3V Relay Module offers several advantages, such as compatibility, versatility, safety, ease of use, and durability, making it a suitable choice for 3.3V level shooting lamp projects. However, its larger size and higher cost compared to single-channel alternatives might be a drawback for some users. Ultimately, the decision to purchase the SD500 relay module depends on the specific requirements of your project and your budget.

If you are working on a 3.3V level shooting lamp project that requires the control of multiple devices, the SainSmart SD500 3-Channel 3V Relay Module is a recommended option due to its compatibility, versatility, safety, ease of use, and durability. However, if your project has space and budget constraints, or if the required current capacity is higher than 500mA per channel, you may want to consider other alternatives.

Details:

This feature makes the module user-friendly and highly intuitive. It offers 10 ports for MCU control via the 1N1 relay interface active low .This ensures broad applicability both DIY enthusiasts and technical experts. SaiDian 2Pcs 1 Channel 3V Relay Module 3.3V Low Level Shooting with Lamp Without Optical:: The 1-channel relay module utilizes control, supporting AC voltage up to 250V and current 10A, as well DC 30V 10A. Fast Delivery.

Operating at 5V/12V/24V, this 3.3V relay module accepts a 5V input on the VCC pin. The 3V relay module features a powerful 8550 transistor drive, this ensures strong and efficient operation.

specifications carectronic:

• brand: Saidian
• part type: Module Level Lamp
• package dimensions: 4.41 X 2.95 X 1.1 Inches; 1.13 Ounces
• item length: 4.41
• item height: 1.1
• item width: 2.95
• manufacturer part number: SD500

returns carectronic:

• policy: No Returns

shipping carectronic:

• type: Fixed
• cost: $0.00
• service: Expedited
• class: Expedited
• transit: 4-8 Days

general carectronic:

• condition: New
• Vehicle Electronics GPS > Car Electronics Accessories > Other Car Electronics Accs

offer carectronic:

• availability: In Stock
• sold: 0
• started: November 11, 2025
• options: Ship-to-home
• quantity: 2

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seller carectronic:

• # reviews: 10509
• rating: 99.8%
• city: Las Vegas, Nevada

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