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A short story about us

We are a company specializing in low-voltage surge protection for the British Columbia region on Canada's West Coast. Our commitment is to offer you quality product support at the best possible price, with lifetime warranties on some products. We provide documentation to support these warranties.

Our purpose

How we can do it

We are distributors for the West Coast of Canada (BC), based in Port Coquitlam, for the PSP brand. We have certified electrical professionals who validate and test the products for your safety and peace of mind. And we have direct factory support.

FAQs

WHAT IS SURGE PROTECTION?

WHY CHOOSE OUR DEVICES?

HOW DO THEY WORK?

WHERE CAN I INSTALL THEM?

ARE THEY EASY TO USE?

An SPD acts as a dynamic, voltage-dependent switch connected in parallel with the electrical circuit:

Normal Operation (High Impedance): Under standard operating voltage, the SPD remains in a high-impedance (non-conductive) state, drawing virtually no power and remaining invisible to the electrical system.
Surge Event (Low Impedance Trigger): When a transient overvoltage occurs and exceeds the SPD's clamping threshold voltage (Vc), the device rapidly switches to a low-impedance (conductive) state within nanoseconds.
Diverting Excess Energy: The SPD safely redirects the excess surge current away from sensitive equipment down to the ground system (PE) or neutral line.
Automatic Reset: As soon as the transient event passes and line voltage returns to normal levels, the SPD instantly reverts to its high-impedance state, restoring standard system operation seamlessly.

Yes. Our SPDs are designed with simplicity in mind for both installers and system operators:

Real-Time Visual Diagnostics: Equipped with intuitive LED status indicators (or optional remote dry contacts) that provide instant visual feedback on protection status (e.g., Green = Fully Protected, Red = Needs Replacement).
Maintenance-Free Operation: Once properly installed, the units operate automatically in the background without requiring regular manual adjustments or calibration.
Compact & Flexible Design: Engineered with compact footprints and standard hub/thread connections for simple mounting directly adjacent to electrical panels.

Note: While daily operation is maintenance-free, installation must be performed by a qualified/licensed electrician to comply with local electrical codes and safety standards.

Our SPDs are versatile and can be installed across multiple points in an electrical infrastructure (categorized under ANSI/IEEE C62.41 standards and UL 1449 Types):

Main Distribution Panels (Category C / Type 1 & Type 2): Installed at the service entrance to protect the facility against heavy external surges coming from the grid or lightning.
Subpanels & Branch Circuits (Category B / Type 2): Installed at secondary distribution panels throughout a facility to isolate internal loads and protect sensitive downstream equipment.
Point-of-Use / Equipment Terminals (Category A / Type 3): Positioned near critical or highly sensitive equipment (HVAC controls, medical equipment, servers, manufacturing automation).
Indoor & Outdoor Locations: Thanks to the NEMA 4X rating, units can be safely mounted outdoors, exposed to weather, moisture, and chemical washes.

Surge Protection refers to the technology and devices designed to safeguard electrical equipment, systems, and distribution networks from transient overvoltage events.

Transient overvoltages—commonly known as voltage surges or spikes—are brief, high-energy voltage fluctuations that significantly exceed standard operating limits. They are typically caused by:

External factors: Direct or indirect lightning strikes and utility grid switching operations.
Internal factors: Inductive load switching within a facility, such as large motors, HVAC systems, or industrial machinery turning on/off.

Without adequate protection, these transients can immediately destroy sensitive electronic components or cause cumulative degradation (stressing components over time), leading to premature equipment failure, operational downtime, and costly repairs.

Our PSP Products Surge Protection Devices (SPDs) are engineered for maximum reliability, safety, and longevity in demanding commercial, industrial, and residential applications:

Hybrid Technology Integration: Combining Gas Discharge Tubes (GDT) and Thermally Protected Metal Oxide Varistors (TFMOV), our devices offer multi-stage protection with high surge capacity and ultra-fast response times (nanoseconds).
Thermal Safety Mechanisms: Built-in thermal disconnections prevent thermal runaway conditions, ensuring the SPD safely disconnects itself from the supply if damaged by extreme overvoltages.
Industry-Leading Warranties: Backed by 25-year and Lifetime Performance Warranties, demonstrating exceptional durability and long-term performance.
Robust Enclosure Ratings: Designed with NEMA 4X / IP66 weather-resistant enclosures, ensuring optimal performance in corrosive, outdoor, or harsh environmental conditions.
Comprehensive Voltage Compatibility: Available in multiple configurations suitable for both single-phase and three-phase electrical systems across various voltage levels.

Why our products is the Best

A Surge Protection Device (SPD) combining Thermally Protected Metal Oxide Varistors (TFMOV) and Gas Discharge Tubes (GDT) in a hybrid configuration is considered the gold standard in the industry.

Here is a technical breakdown of why this hybrid combination outperforms standard single-component SPDs on the market:

1. Zero Degradation from Continuous Line Leakage

The Problem with Standard MOVs: Standard MOVs are connected continuously to the power line. Over time, normal line voltage causes micro-leakage currents through the MOV, accelerating internal heat buildup, component degradation, and eventual premature failure.
The Hybrid Solution: By placing a GDT in series with a TFMOV, the GDT acts as an absolute open switch during normal operating voltage. It completely blocks leakage current from reaching the MOV, drastically extending the operational lifespan of the device.

2. Extreme Voltage Handling & Ultra-Fast Response Time

Synergistic Action:
- GDT (High Energy Capacity): Handles massive impulse currents (such as direct or indirect lightning strikes) and safely diverts high energy levels to the ground.
- TFMOV (Nanosecond Clamping): Responds in nanoseconds to clip transient spikes instantly before high voltages can reach downstream electronics.
Combined Performance: Together, they offer maximum surge current handling ($I_n$ / $I_{max}$) with exceptionally low clamping voltages ($V_p$), delivering superior protection for sensitive industrial and commercial equipment.

3. Fail-Safe Thermal Protection (Eliminating Fire Hazards)

Active Thermal Disconnection: If a sustained overvoltage or extreme surge event occurs, MOVs can enter a thermal runaway state (overheating to the point of melting or catching fire).
Integrated Safety: The TFMOV features an integrated thermal fuse located directly against the varistor element. If temperatures reach a critical threshold, the internal mechanism physically disconnects the MOV from the power source in milliseconds, preventing catastrophic failure, smoke, or fire hazards.

4. High Noise Immunity & No Follow-Current Issues

Follow-Current Mitigation: Standalone GDTs can sometimes suffer from follow-current (where power line current continues to flow through the ionized gas arc after the surge passes).
Self-Extinguishing Design: Placing the TFMOV in series automatically limits and extinguishes any follow-current, allowing the SPD to reset instantly back to its high-impedance state without tripping upstream circuit breakers.