TDK Metal Oxide Varistor, 19J Surge Protection Disc - 250V

The TDK Metal Oxide Varistor is a high-performance component designed to safeguard sensitive electronic circuits from harmful transient voltage spikes. Part of the StandarD series, this round-shaped, radial-leaded varistor provides reliable voltage clamping and robust surge protection for a wide range of industrial and safety-critical applications.

With a broad operating voltage range and a peak energy rating of 19J, this varistor effectively absorbs and dissipates excess energy, preventing damage to connected equipment. It features a high surge current rating of up to 1.2kA, ensuring robust protection against sudden power surges. The varistor's voltage-dependent characteristics enable it to respond swiftly to overvoltage conditions, clamping the voltage to safe levels and safeguarding downstream components.

The component is housed in a flame-retardant, epoxy resin coating that meets UL94V-0 standards, providing excellent durability and safety. It is approved by major international safety bodies, including UL, CSA, VDE, CQC, and IEC, making it a trusted choice for demanding environments. The varistor operates reliably across a wide temperature range from -40°C to 85°C, with an endurance of 1000 hours at 85°C, ensuring long-term stability.

Key Features

• High surge current rating of 1.2kA for effective transient protection
• Wide operating voltage range (11VRMS to 1100VRMS)
• Peak energy range from 0.3J to 410J, with this variant rated at 19J
• Flame retardant and epoxy resin coated for enhanced safety (UL94V-0)
• ±10% and ±5% varistor voltage tolerance options
• Approved by UL, CSA, VDE, CQC, and IEC

This varistor is ideal for integration into power supplies, industrial controls, and safety systems, offering dependable protection and contributing to the longevity of your electronic designs.

Variant Details

• Size: 250V