A detailed guide explaining what surge protection devices how they work and why they are crucial
- Amerigo Exports
- 5 hours ago
- 2 min read
High Quality Surge Protection Devices in Nigeria
Looking for a durable high-quality Surge Protection Devices? We AMERIGO offer high-quality Surge Protection Devices ideal for safeguarding sensitive equipment like computers, PLCs, servers, controllers, and home appliances from sudden voltage surges caused by switching or faults. We supply Surge Protection Devices in Nigeria. The SPD reduces the risk of fire, insulation breakdown, and short circuits by limiting transient overvoltages. They divert high surge currents generated during lightning strikes away from electrical systems, preventing catastrophic failures. By stabilizing voltages, SPDs minimize wear and tear on circuits, motors, and electronics, thereby extending their operational life.

Features - Surge Protection Devices
1. Overvoltage Protection: Protects electrical systems and equipment from voltage spikes caused by lightning, switching surges, or grid faults.
2. Multi-Stage Protection: Often designed with Type 1, Type 2, or Type 3 protection levels to safeguard at different points of the electrical system.
3. High Surge Handling Capacity: Can handle high surge currents (kA ratings vary), ensuring durability during heavy transient events.
4. Fast Response Time: Reacts within nanoseconds to divert surge energy and prevent damage to sensitive electronics.
5. Thermal & Overload Protection: Built-in thermal disconnectors and fuses prevent overheating or failure under excessive surge conditions.
6. Low Residual Voltage (Let-Through Voltage): Ensures minimal remaining surge voltage reaches connected equipment, offering better protection.
7. LED / Visual Status Indicators: Visual indicators show operating status, fault status, or end-of-life alerts.
8. Replaceable Modules: Many SPDs come with plug-in, replaceable modules for easy maintenance without downtime.
9. Remote Signaling Contacts: Optional remote monitoring (dry contacts) for BMS integration, giving real-time alerts.
10. Robust Housing: Flame-retardant, UV-resistant, and durable enclosure suitable for harsh industrial or outdoor environments.
11. Wide Application Compatibility: Suitable for residential, commercial, industrial, solar, telecom, and automation systems.
DC SPD (for Solar PV Systems): Designed for DC side protection (PV array, combiner boxes).Rated according to system voltage (600V, 1000V, 1500V DC). Protects solar inverters and PV modules.
AC SPD : Used on the AC side of electrical systems. Protects distribution boards, motors, UPS, control panels, and appliances.
We also supply imported brands of Surge Protection Devices such as: Cabur, Phoenix – Germany, Schneider Electric (Clipsal / Square D) – France, ABB – Switzerland, Siemens – Germany, Eaton – USA, OBO Bettermann – Germany, DEHN – Germany, Legrand – France, Citel – France, Hakel – Czech Republic.




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