Vasopack SVA 45A Switch
The Vasopack 45A Water Switch provides high-capacity electrical isolation for residential and commercial heating systems. This component handles sustained resistive loads up to 45 Amps at standard 240V AC frequencies. It serves as a primary safety disconnect point between the distribution board and the appliance. The unit features a double-pole mechanism to interrupt both live and neutral conductors simultaneously. This configuration prevents potential shocks from neutral-to-earth faults during maintenance procedures. Engineers specify these units for high-wattage water heaters and heavy-duty appliances requiring dedicated isolation.
Key Features
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Double Pole Isolation
The switch disconnects both the live and neutral lines to ensure total circuit isolation during service. -
High-Current Terminal Capacity
- Accommodates up to 10mm² solid or stranded copper conductors.
- Large brass screw terminals prevent heat buildup at contact points.
- Deep terminal entries simplify the insertion of heavy-gauge cables.
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Visual Status Monitoring
Integrated neon power indicators provide clear visibility of the circuit status in low-light environments. -
Fire-Retardant Housing
The polycarbonate enclosure resists high temperatures and impacts common in industrial and utility environments.
The mechanical assembly utilizes a heavy-duty rocker switch designed for tactile feedback and positive engagement. Internal components consist of high-grade copper alloys with silver-nickel contact points. These materials resist carbon buildup and pitting over thousands of switching cycles. The SVA series housing employs UV-stabilized polycarbonate. This material maintains its structural integrity and color even when exposed to direct sunlight or humid environments. The surface finish resists scratches and chemical cleaning agents commonly used in commercial facilities.
Electricians benefit from the ergonomic layout of the rear terminals. The terminals are clearly labeled and arranged to prevent cable crossover during wiring. Large apertures accommodate multiple conductors if looping is required for complex circuit topographies. Included screw caps hide the mounting hardware to provide a clean finish after installation. This switch fits standard 47mm deep back boxes. It allows sufficient space for cable management and heat dissipation within the wall cavity.
Specifications
| Feature | Specification |
|---|---|
| Brand | Vasopack |
| Series | SVA |
| Current Rating | 45A |
| Voltage | 220V – 250V AC |
| Switch Type | Double Pole (DP) |
| Indicator | Neon Red |
| Terminal Capacity | 10mm² Max |
| Mounting Type | Flush / Wall Mount |
| Compliance | BS EN 60669-1 |
| Carton Quantity | 100 Units |
What’s in the Box
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1 x Vasopack SVA 45A Double Pole Switch
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2 x Mounting Screws
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2 x Screw Cap Covers
Why Choose Vasopack SVA 45A
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Superior mechanical endurance ensures long-term reliability under heavy thermal cycling loads.
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The low-profile design fits standard deep mounting boxes used in modern electrical infrastructure.
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Silver alloy contact tips reduce arcing and extend the operational lifespan of the internal mechanism.
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High-torque terminal screws provide secure clamping forces to minimize resistance at connection points.

Kevin Omolo (verified owner) –
This Vasopack switch is very solid. I needed a 45A one for my instant shower because the standard 20A switches kept melting under the heavy load. This one stays cool and the neon indicator is bright enough to see clearly. Good value for money.
Mary Wanjiku (verified owner) –
Received the order in good time for my renovation. The build quality of these SVA switches is actually better than I expected for the price. Fits perfectly on the standard mounting box.