PLM9405 LITTELFUSE General Relays

Review LITTELFUSE New

The Littelfuse PLM9405 is a versatile Surge Protection Device (SPD) designed to safeguard electrical installations against voltage surges. This compact and reliable SPD is ideal for use in both residential and commercial applications, providing optimal protection against overvoltage conditions.

Measuring only 2.5 inches in length, the PLM9405 is designed to blend seamlessly into any electrical installation. It features a sleek, low-profile design, making it an excellent choice for applications where space is at a premium. Despite its diminutive size, this SPD is capable of delivering superior surge protection, with a let-through voltage of 400 volts for a 10/350 microsecond surge.

The PLM9405 is equipped with a high-performance metal oxide varistor (MOV) array, which is designed to absorb and dissipate excess voltage. This MOV array is rated for a surge current of 100,000 amperes, ensuring that it can handle even the most powerful surge events. Additionally, the SPD is designed to provide protection against both positive and negative voltage surges, providing comprehensive coverage against a range of overvoltage conditions.

This SPD is designed to be easily installed, with simple terminal connections that allow for quick and straightforward wiring. It comes with a transparent housing, allowing users to visually inspect the status of the device. The PLM9405 also features an LED indicator, which illuminates when the SPD is in operation, providing an additional layer of reassurance that your electrical installation is protected.

The Littelfuse PLM9405 is UL listed and meets the requirements of UL 1449, ensuring that it has been rigorously tested and meets the highest standards for surge protection. It is also RoHS compliant, making it an environmentally friendly choice for your electrical installation needs.

In summary, the Littelfuse PLM9405 is a compact, high-performance surge protection device that is ideal for use in a wide range of applications. Its low-profile design, superior surge protection capabilities, and easy installation make it an excellent choice for those looking to safeguard their electrical installations against voltage surges.

The Littelfuse PLM9405 is a circuit protector designed to prevent overcurrent damage in electrical circuits. Like any electrical component, this protector has its advantages and disadvantages. Let's explore them:

1. Overcurrent Protection: The primary function of the PLM9405 is to protect electrical circuits from damage caused by overcurrent. It can withstand high current surges and interrupt the flow once the safe limit is exceeded.

2. Compact Size: This circuit protector has a small form factor, making it suitable for use in space-constrained applications.

3. Robust Design: The PLM9405 is designed to withstand harsh environments, including high temperatures and vibrations.

4. Reliability: Littelfuse is a reputable manufacturer known for producing high-quality electrical components, ensuring the reliability of the PLM9405.

1. Single Pole: The PLM9405 is a single-pole device, meaning it can only protect one side of a circuit. In applications requiring both sides of a circuit to be protected, multiple protectors would be required.

2. Additional Cost: Compared to other circuit protection options, such as fuses or circuit breakers, the PLM9405 may be more expensive.

3. Limited Current Handling Capacity: The PLM9405 is designed for lower current applications, making it unsuitable for high current circuits.

The Littelfuse PLM9405 is an excellent option for applications requiring compact, reliable, and robust overcurrent protection for lower current circuits. However, its single-pole design and limited current handling capacity may make it less suitable for certain applications. Additionally, its cost may be a consideration compared to other circuit protection options.

If your application requires overcurrent protection for lower current circuits in a compact and robust design, the Littelfuse PLM9405 is a recommended option. However, if you require protection for both sides of a circuit or higher current handling capacity, alternative circuit protection options, such as fuses or circuit breakers, may be more suitable.

Details:

All products are guaranteed to be working but may show signs of use. Sells new and surplus product develops channels to purchase such. Part number PLM9405. The product is used surplus.

Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. Call to use a shipping service other than the ones listed.

specifications genpurrelays:

• brand: Littelfuse
• mpn: Plm9405

general genpurrelays:

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

payments genpurrelays:

• credit card: visa
• wallet: paypal
• other

offer genpurrelays:

• in stock #: 5
• availability: in stock
• started: october 31, 2025
• sold #: 13
• options: ship-to-home
• prices: $179.91–$244.46
• item condition:
  • New
  • New – Open box
  • Used

shipping genpurrelays:

• class: standard
• type: fixed
• transit: 3-5 days
• service: standard

returns genpurrelays:

• policy: returns accepted
• paid by: buyer
• time: 30 days
• method: money back

seller genpurrelays:

• city: 1 millennium dr, willingboro, nj 08046
• # reviews: 175766
• rating: 98.9%