KRDB424 LITTELFUSE Solid Timer

Review LITTELFUSE Solid State Timer 2x2 New Old Stock

The Littelfuse KRDB424 Solid State Timer is a versatile and reliable timing solution for various applications. This 2-channel timer is compact in size, measuring only 1.6 inches long, 0.8 inches wide, and 0.4 inches high, making it an excellent choice for space-constrained designs.

Each channel of the KRDB424 can be independently set for delay times ranging from 3 milliseconds to 99 minutes, 59.99 seconds, allowing for precise timing control. The timer operates on a 5V DC input voltage and has a low power consumption, making it suitable for battery-powered applications.

The KRDB424 is designed with a solid-state architecture, which provides several advantages over traditional electromechanical timers. It offers faster response times, higher accuracy, and improved reliability, as there are no moving parts to wear out or malfunction.

The timer also features open-collector outputs, which can sink up to 250mA of current. This makes it ideal for switching loads such as solenoids, relays, or LEDs. The outputs are also open-drain, which means they can be connected in parallel to drive multiple loads.

The KRDB424 comes in a SIP (Single In-line Package) housing, which simplifies the PCB layout and makes it easy to install. The timer also has a wide operating temperature range of -40 C to 85 C, ensuring stable operation in various environments.

In summary, the Littelfuse KRDB424 Solid State Timer is a high-performance and versatile timing solution for various applications. Its compact size, wide range of delay times, fast response, and open-collector outputs make it an excellent choice for designers looking for a reliable and accurate timing solution.

Pros and Cons of Buying Littelfuse Krdb424 Solid Timer 2x2

a) Reliability: Littelfuse is a well-known brand in the electronics industry, and their Krdb424 solid timer is known for its high reliability and durability.

b) Versatility: This timer is suitable for various applications due to its adjustable time delay feature, making it a versatile option for different use cases.

c) Easy to Use: The Krdb424 timer comes with a simple user interface, making it easy to set and use.

d) Small Size: With a compact size of 2x2 inches, this timer is ideal for projects with limited space requirements.

e) Wide Operating Temperature Range: The timer can operate efficiently in a wide temperature range, from -40 C to 85 C.

a) Cost: Compared to some other timer options in the market, the Littelfuse Krdb424 solid timer may be relatively more expensive.

b) Limited Outputs: This timer has only two outputs, which may not be sufficient for more complex applications requiring more output channels.

c) Manual Reset: The Krdb424 timer requires manual resetting, which could be a disadvantage for applications requiring automatic resetting.

The Littelfuse Krdb424 solid timer 2x2 offers several advantages, such as reliability, versatility, ease of use, small size, and wide operating temperature range. However, it may have some disadvantages, such as a higher cost, limited outputs, and manual resetting. Ultimately, the decision to buy this timer depends on the specific requirements and constraints of your project. If you need a reliable and versatile timer with a compact size and adjustable time delay, the Littelfuse Krdb424 solid timer could be an excellent choice for you. However, if you require more output channels, an automatic resetting feature, or a lower cost, you may want to explore alternative options in the market.

Details:

Perfect for use in a wide range of business and industrial settings, the Littelfuse KRDB424 ensures efficient accurate timing important processes. This specific product is a solid-state timer, offering precise timing and control for various electrical systems. The Littelfuse KRDB424 is a solid-state timer designed for electrical equipment and industrial applications.

specifications genpurrelays:

• brand: Littelfuse
• mpn: Krdb424
• type: Solid State Timer

general genpurrelays:

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

offer genpurrelays:

• in stock #: 2
• availability: in stock
• prices: $80.00–$104.08
• item condition: New
• sold #: 11
• started: december 27, 2025
• options: ship-to-home
• best offers: true

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