2204-05-400 COTO Mini Reed Relay Pcb Mount

Review COTO Mini Reed Relay 5vdc 1-no Through-holes Pcb-mount

The COTO 2204-05-400 Mini Reed Relay is a compact and efficient switching solution for various applications. This 5VDC, 1-form-A, through-hole mount relay operates on a low voltage and is suitable for use in PCB designs.

The Mini Reed Relay, also known as an 8929 type relay, features a compact size of 14.6mm x 11.2mm x 6.7mm (L x W x H), making it an ideal choice for space-constrained projects. It has a maximum current rating of 0.2A and a maximum voltage rating of 250VAC or 50VDC, depending on the specific application.

This relay utilizes a reed switch mechanism to provide reliable and stable contact operation. The switch is enclosed in a hermetically sealed glass tube, ensuring long-term stability and protection against dust, moisture, and other environmental factors.

The COTO 2204-05-400 Mini Reed Relay has a switching time of approximately 1ms and a contact bounce time of less than 50ns, ensuring fast and precise switching performance. It is available with either normally open (NO) or normally closed (NC) contacts, depending on the specific requirements of your project.

To install the relay, simply solder the provided terminals to the appropriate connections on your PCB. The relay comes with mounting holes for easy and secure attachment to the PCB. Its compact size and simple installation make it an excellent choice for a wide range of applications, including automation, control systems, and test equipment.

Overall, the COTO 2204-05-400 Mini Reed Relay is a versatile and reliable switching component that offers excellent performance and value for a variety of applications. Its compact size, fast switching time, and reliable operation make it a popular choice among engineers and designers looking for a high-quality and cost-effective switching solution.

The Coto 2204-05-400 Mini Reed Relay 8929 is a small, 5VDC, PCB-mount, single-pole, single-throw (SPST) relay. Here are some pros and cons that may help you make a decision about purchasing this relay:

1. Compact Size: This relay is very small and can save space in tight applications.

2. PCB Mounting: The relay can be directly mounted on a printed circuit board, making the installation process more straightforward and reducing the need for additional wiring.

3. Low Operating Voltage: The relay operates at a relatively low voltage of 5VDC, making it suitable for use in various electronic projects and applications.

4. Single-Pole, Single-Throw Operation: The relay has a simple SPST configuration, making it well-suited for applications where only one output can be controlled at a time.

1. Limited Current Capacity: The relay can handle a maximum current of 1 Ampere, which may not be sufficient for high-current applications.

2. Relay Contact Bounce: Reed relays, like this one, can exhibit contact bounce, which may cause unwanted noise or interference in some applications.

3. Fragile Contacts: The reed relay contacts can be fragile and may wear out over time, especially if the relay is subjected to high current or voltage surges.

4. Limited Operating Temperature Range: The relay has a relatively limited operating temperature range of -20 C to 70 C, which may not be suitable for all applications.

In conclusion, the Coto 2204-05-400 Mini Reed Relay 8929 offers a compact size, PCB mounting, and a low operating voltage, making it a suitable choice for various electronic projects and applications where a simple, low-power, SPST relay is required. However, it may not be suitable for high-current applications or environments with extreme temperatures.

If you're looking for a high-current or high-temperature relay, you may want to consider other types of relays, such as solid-state relays or relay modules with heat sinks. If your application requirements match those of the Coto 2204-05-400 Mini Reed Relay 8929, then it could be a good choice for your project.

Details:

specifications genpurrelays:

• brand: Coto
• mpn: 2204-05-400
• part type: Mount
• mounting style: Pcb Mount
• current type: Dc
• application: Electronics

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• started: march 9, 2026
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• item condition: New – Open box