Original price was: KSh6,000.00.KSh4,000.00Current price is: KSh4,000.00.
63A Heavy-Duty Capacity: Robustly designed to serve as the primary “Main Switch” for residential and commercial electrical panels, safely managing total loads up to 63 Amps.
Dual-Pole (2P) Total Isolation: Disconnects both the Live and Neutral lines simultaneously, ensuring the entire system is 100% electrically dead and safe for maintenance or emergency repairs.
Emergency Rapid Shutdown: Features an ergonomic, high-torque handle for an instant “one-flick” cut-off, providing critical protection during electrical fires or major short circuits.
Durable Flame-Retardant Enclosure: Housed in a high-impact, UV-stabilized polycarbonate or ABS box, engineered to contain internal heat and protect the switch from dust, moisture, and accidental contact.
Silver-Alloy Contact Points: Utilizes premium silver-alloy contacts to ensure low electrical resistance, minimal heat buildup, and a mechanical life of over 10,000 operations.
IP65/IP66 Weatherproof Protection: Available in high-rated enclosures that allow for safe installation in outdoor environments, resisting heavy rain, dust, and harsh tropical sunlight.
Lockable Safety Handle (LOTO): Includes a built-in padlock provision to support Lockout/Tagout procedures, preventing unauthorized or accidental power restoration while work is in progress.
Universal 35mm DIN Rail Mount: Optimized for seamless integration into standard distribution boards, consumer units, or as a standalone surface-mounted isolation point.
High-Contrast Status Indicators: Features clear Red (ON) and Green (OFF) color-coding or mechanical status windows for immediate visual confirmation of the power state.
High-Capacity Tunnel Terminals: Equipped with large-bore terminals that easily accommodate thick copper cables (up to 25mm²–35mm²), ensuring secure, low-resistance connections that won’t loosen over time.
The 63A AC Master Switch Box (also known as a Main AC Isolator or Enclosed Disconnector) is the primary safety gateway for your building’s electrical distribution. Rated to handle up to 63 Amps, this master switch is engineered to act as the “Main Cut-off” point, allowing you to instantly and safely de-energize your entire AC circuit—including lights, sockets, and heavy appliances—from one central location.
In a modern solar-hybrid or grid-tie installation, the 63A Master Switch is an essential requirement. It is typically installed between the AC output of the inverter and the building’s distribution board, or as the main entry point for the grid (mains) supply. Its robust design ensures it can handle the continuous high-load demands of a standard home or small business without overheating.
Complete System Isolation: Provides a physical, manual point of disconnection. This is vital for maintenance personnel to work on the electrical system safely, ensuring no live voltage can reach the circuits while they are being serviced.
Emergency Rapid Shutdown: In the event of an electrical fire or a major appliance fault, the master switch allows for an immediate “one-flick” shutdown of all power to prevent further damage.
Heavy-Duty Load Handling: While individual branch breakers are rated for 10A or 20A, the 63A capacity is designed to support the total combined load of a household, including water heaters, cookers, and multiple air conditioners.
Durable Enclosure: Most units are housed in a flame-retardant, impact-resistant box that protects the internal switch from dust, moisture, and accidental contact.
Safety is about clarity. The master switch features a high-contrast handle or toggle, often color-coded with RED (ON) and GREEN (OFF), allowing anyone to verify at a distance whether the mains power is active or isolated.
To ensure a long service life and minimal electrical resistance, the internal contacts are manufactured from high-grade silver-nickel alloy. This prevents “contact welding” or pitting during high-load switching, ensuring the switch remains smooth and reliable for years.
Most professional-grade 63A isolators feature a padlock hole in the handle. This supports Lockout/Tagout (LOTO) safety procedures, allowing an electrician to lock the switch in the “OFF” position so it cannot be accidentally turned back on while they are working.
The enclosure is typically made from UV-stabilized, high-impact polycarbonate or metal. This ensures that even in the rare event of a loose connection causing heat, the box will contain the thermal energy and prevent an electrical fire from spreading to the wall.
Main Household Disconnect: Installed as the very first switch in your consumer unit to control all incoming grid power.
Solar Inverter AC Output: Used to isolate the AC side of a 5kW or 8kW hybrid inverter from the rest of the house for repairs or testing.
Industrial Machinery: Serving as a local master switch for heavy equipment like large water pumps, welding machines, or industrial ovens.
Generator Transfer Points: Used alongside a changeover switch to provide a secondary layer of isolation for backup power sources.
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