T77S1D3-12 TE CONNECTIVITY Relay Spst Pcb Wash

Review TE CONNECTIVITY Lot Of Relay 12vdc Spst-no 3a Pcb Wash Tight

The TE Connectivity T77S1D3-12 relay is a 12V DC, SPST-NO (Single Pole, Single Throw, Normally Open) component designed for PCB (Printed Circuit Board) mounting applications. This versatile relay is an essential solution for various switching needs in automotive, industrial, and communication systems.

The T77S1D3-12 relay features a compact size with dimensions of 23.2mm (L) x 15.5mm (W) x 7.7mm (H), making it suitable for space-constrained designs. Its NO contact rating is 3A, which makes it capable of handling a decent current flow without degrading its performance.

The relay operates on a 12V DC power source, ensuring compatibility with various voltage levels commonly used in electronic systems. Its SPST configuration allows for straightforward switching between two circuits, making it ideal for applications requiring on-off control.

The T77S1D3-12 relay is designed to be easily integrated into PCB layouts thanks to its 2.54mm pitch Jumperless PCB terminal pins. This design eliminates the need for additional jumpers, reducing assembly time and improving overall reliability. The relay also comes with a built-in diode, which protects the coil from voltage spikes generated when the relay switches off, ensuring a longer coil lifespan.

This TE Connectivity product is known for its robustness, featuring a reliable gold-plated contact material that guarantees excellent conductivity and durability. The relay is also designed to withstand harsh environments, making it suitable for applications in industries where exposure to moisture, vibration, or extreme temperatures is common.

In summary, the TE Connectivity T77S1D3-12 relay is a high-performance, compact, and reliable switching solution for various applications that require PCB mounting, 12V DC operation, and a 3A current handling capacity. Its SPST-NO configuration, compact size, and jumperless PCB terminal design make it an excellent choice for designers looking for a versatile and easy-to-integrate component into their systems.

The TE Connectivity T77S1D3-12 relay is a 12VDC, SPST-NO (Single Pole, Single Throw, Normally Open) type relay with a current handling capacity of 3A. Here are some potential pros and cons of purchasing this relay for PCB mounting:

1. Reliable: TE Connectivity is a well-established company known for producing high-quality electronic components. This particular relay is designed to handle a decent amount of current, making it suitable for various applications.

2. Compact: The dimensions of this relay (17.5mm x 13.4mm) make it an excellent choice for space-constrained PCB designs.

3. Versatile: The T77S1D3-12 relay can be used in various applications, such as automotive, industrial, and telecommunications, where reliable switching is required.

1. Limited Operating Temperature: The recommended operating temperature for this relay is between -40 C to 85 C. If your application requires a wider temperature range, you may need to consider other options.

2. Manual Operation: This relay operates manually and does not have an integrated control circuit. Therefore, you will need to provide an external switching mechanism to operate it.

3. Potential Compatibility Issues: Before purchasing, make sure that this relay is compatible with your specific PCB and application requirements, as there may be specific pinouts or other considerations that need to be taken into account.

The TE Connectivity T77S1D3-12 relay is a reliable, compact, and versatile PCB-mounting option for applications requiring SPST-NO switching with a maximum current handling capacity of 3A. However, users should consider the limited operating temperature range and potential compatibility issues before making a purchase. If the operating temperature range and compatibility are not an issue, this relay is an excellent choice for various applications where reliable switching is required.

If you are looking for a reliable, compact, and versatile PCB-mounting option for SPST-NO switching with a maximum current handling capacity of 3A, the TE Connectivity T77S1D3-12 relay is an excellent choice. Ensure that it is compatible with your specific application requirements before making a purchase.

Details:

The t77s enclosure is wash-tight rt iii, making it suitable for pcb cleaning processes and harsh environments. Enclosure: wash tight rt iii. Message me with any questions. PCs and automation equipment.

Rated contact current: 3a. Key specifications per Te data sheet: contact arrangement: spst-no 1 form. Contact material: Agni silver nickel. Typical applications: industrial control systems.

Power switching and pcb relay replacement. Mounting: through-hole pcb. Hvac controls. Te Connectivity T77S1D3-12 power relay lot of 4: brand: / Potter brownfield, series: t77 miniature pcb relay, part number: T77S1D3-12, condition: new unused, quantity: 4 relays lot.

specifications genpurrelays:

• brand: Te Connectivity
• mpn: T77s1d3-12
• part type: Wash

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• sold #: 14
• starTed: december 15, 2025
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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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