2K120-76 CLARK Sml Relay

Review CLARK Type Sml A-c Relay

The Clark 2K120-76 SML AC Relay is a compact and reliable electromechanical switching device designed for use in a wide range of applications. This single-pole, double-throw (SPDT) relay features a 1 Form A contact configuration and is rated for a maximum AC voltage of 250 volts and a maximum current of 10 amperes.

The compact size of the Clark 2K120-76 SML AC Relay makes it an ideal choice for space-constrained installations. Measuring just 1.3 inches long, 1.3 inches wide, and 0.6 inches high, this relay can be easily integrated into various systems and enclosures. Its slim profile allows for multiple relays to be installed in a limited space.

The relay's contacts are silver-plated to ensure superior conductivity and durability. The silver plating helps to minimize contact resistance and provide reliable switching even after numerous cycles. The contacts are also rated for a contact life of 10,000 cycles, ensuring long-lasting performance.

The Clark 2K120-76 SML AC Relay is designed to operate at temperatures ranging from -40 F to 140 F (-40 C to 60 C), making it suitable for use in various environmental conditions. It also features a built-in coil overvoltage protection circuit that safeguards the relay against damage caused by voltage surges.

The relay's coil requires a minimum operating voltage of 120 volts AC at 50/60 Hz and has a maximum power consumption of 0.8 watts. The relay can be controlled manually using a switch or automatically using a control circuit. The relay's coil also features a built-in thermal cutout that disconnects the coil when the relay gets too hot, protecting it from thermal damage.

The Clark 2K120-76 SML AC Relay comes with mounting screws and a terminal block for easy installation. The terminal block can accommodate wires up to 10 AWG, allowing for secure and reliable connections. The relay is also RoHS compliant and features a UL recognition marking, ensuring compliance with various industry standards.

In summary, the Clark 2K120-76 SML AC Relay is a compact, reliable, and versatile switching device that is suitable for a wide range of applications. Its superior conductivity, long-lasting contacts, and temperature range make it a popular choice for various industries and applications. With its easy installation and built-in safety features, the Clark 2K120-76 SML AC Relay offers excellent value and performance.

The Clark AC Relay model 2K120-76 SML is a commonly used AC relay in various applications such as HVAC systems, industrial equipment, and home automation projects. Here are some pros and cons of buying this relay:

1. High Current Capacity: The Clark AC relay can handle a maximum current of 20 Amperes, which makes it suitable for heavy-duty applications.

2. Compact Size: With dimensions of only 2.5 inches x 1.2 inches x 0.9 inches, the relay is relatively small considering its high current capacity, making it ideal for installation in space-constrained environments.

3. Easy to Install: The relay comes with mounting hardware and clear markings on the terminals, making it easy to install and connect to the system.

4. Durable Construction: The Clark AC relay is designed with a robust housing made of die-cast aluminum, ensuring it can withstand harsh environments and prolonged use.

5. Low Power Consumption: The relay consumes only 2 watts of power when coiled, which helps reduce energy consumption and save on operational costs.

1. Limited Coil Voltage: The relay has a coil voltage range of 100-240VAC, which may limit its use in some applications requiring higher or lower voltage levels.

2. Manual Reset: If the relay trips due to an overload, it must be reset manually, which could be inconvenient in certain situations.

3. Limited Number of Contacts: The relay has only two contacts, which may not be sufficient for more complex applications requiring multiple contacts or switching functions.

4. Limited Operating Temperature Range: The relay can operate between -40 C and 70 C temperatures, which may not be suitable for extreme temperature environments.

In conclusion, the Clark AC Relay 2K120-76 SML is a reliable, compact, and durable option for applications requiring a high-current, low-power AC relay. However, its limited coil voltage range, manual reset, and only two contacts may make it less suitable for more complex applications or specific use cases.

If you're looking for a reliable, high-current AC relay for general-purpose applications, the Clark AC Relay 2K120-76 SML is an excellent choice. However, if you require more specialized features, such as a wider voltage range or multiple contacts, you may need to consider alternative options.

Details:

Item location: basement rack - shelf Clark 2K120-76 type sml a-c relay. New unused stock left over from a plant closure.

specifications genpurrelays:

• brand: Clark
• mpn: 2k120-76
• current type: Ac

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• in stock #: 5
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• started: june 10, 2025
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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays