About

Product/ServiceDescription: MOV-14D821K Metal Oxide Varistor by Thakor (VCRR)

The MOV-14D821K Metal Oxide Varistor isan electronic component designed to protect circuits from transient voltagesurges and spikes. It acts as a voltage-dependent resistor, clamping excessivevoltage to a safe level, thus preventing damage to sensitive electroniccomponents and systems.

Uses:

1. Surge Protection: Commonly used in surge protectors, power supplies, and electronic devices to protect against overvoltage conditions.
2. Lightning Protection: Installed in systems exposed to outdoor environments or prone to lightning strikes.
3. Industrial Equipment: Ensures stable operation of motors, inverters, and other heavy-duty equipment.
4. Home Appliances: Safeguards appliances like TVs, refrigerators, and washing machines from voltage surges.

Details:

1. Rated Voltage: 820V AC.
2. Varistor Voltage: Approximately 820V at 1mA DC current.
3. Energy Rating: High energy absorption capability to handle surges without failing.
4. Clamping Voltage: Limits voltage across the circuit to a safe level, typically between 1350V and 1500V.
5. Size: 14mm disk diameter, making it suitable for moderate to high-energy applications.
6. Material: Made with metal oxide for durability and long-lasting performance.

Benefits:

1. Effective Surge Protection: Provides reliable protection against voltage spikes, extending the lifespan of electronic devices.
2. Compact Design: Small and lightweight, easy to integrate into PCBs.
3. Cost-Effective: Offers a low-cost solution for overvoltage protection.
4. Long Lifespan: High-quality metal oxide construction ensures consistent performance over time.
5. Versatility: Suitable for a wide range of applications, from consumer electronics to industrial machinery.

EqualBrands with Part Numbers:

Here are some alternative brands andequivalent part numbers for the MOV-14D821K:

1. Littelfuse: V14E820
2. EPCOS (TDK): B72214P3821K101
3. Panasonic: ERZ-V14D821
4. Vishay: VDRS14E820BSE
5. Kemet: C14D821K

AdditionalNotes:

• When selecting an alternative, ensure the rated voltage, clamping voltage, and energy rating match the requirements of your application.
• Installation of MOVs should consider proper thermal and mechanical design to avoid damage during operation.