Collection: Circuit Protection – Breakers, Fuses & Surge Protection
Circuit breakers, earth leakage units, fuses, fuse holders and surge protection devices to protect wiring, equipment and appliances from overload, short circuit and voltage spikes.
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MCCB 400H Frame, 240A-400A Adjustable Thermal, 50kA - 3 Pole & 4 Pole | Onesto KCM5
Regular price From R 3,691.50Regular priceSale price From R 3,691.50 -
MCCB 250H Frame, 160A-250A Adjustable Thermal, 35kA - 3 Pole & 4 Pole | Onesto KCM5
Regular price From R 1,784.80Regular priceSale price From R 1,784.80 -
MCCB 160H Frame, 32A-160A Adjustable Thermal, 35kA - 3 Pole & 4 Pole | Onesto KCM5
Regular price From R 1,144.30Regular priceSale price From R 1,144.30 -
MCCB 1250S Frame, 1000A-1250A, 85kA - 3 Pole | Onesto KCM1
Regular price R 24,777.90Regular priceSale price R 24,777.90 -
MCCB 800S Frame, 800A, 65kA - 3 Pole & 4 Pole | Onesto KCM1
Regular price From R 14,575.10Regular priceSale price From R 14,575.10 -
MCCB 630S Frame, 500A-630A, 35kA - 3 Pole & 4 Pole | Onesto KCM1
Regular price From R 8,016.60Regular priceSale price From R 8,016.60 -
MCCB 400S Frame, 315A-400A, 35kA - 3 Pole & 4 Pole | Onesto KCM1
Regular price From R 5,247.40Regular priceSale price From R 5,247.40 -
MCCB 225S Frame, 125A-250A, 25kA - 3 Pole & 4 Pole | Onesto KCM1
Regular price From R 1,895.20Regular priceSale price From R 1,895.20 -
MCCB 100S Frame, 32A-100A, 25kA - 3 Pole & 4 Pole | Onesto KCM1
Regular price From R 1,312.10Regular priceSale price From R 1,312.10 -
DIN Fuse Holder 22x58mm, 125A | Onesto Panel-Mount Fuse Carrier
Regular price From R 147.20Regular priceSale price From R 147.20 -
DIN Fuse Holder 14x51mm, 63A | Onesto Panel-Mount Fuse Carrier
Regular price From R 93.10Regular priceSale price From R 93.10 -
DIN Fuse Holder 10x38mm (1000VDC) | Onesto DC-Rated Fuse Carrier
Regular price From R 33.30Regular priceSale price From R 33.30 -
DIN Fuse Holder 10x38mm, 32A | Onesto Panel-Mount Fuse Carrier
Regular price From R 48.30Regular priceSale price From R 48.30 -
Fuse Switch Disconnector 630 Frame Size (500-630A) | Onesto Load-Break Isolator
Regular price From R 683.10Regular priceSale price From R 683.10 -
Fuse Switch Disconnector 400 Frame Size (315-400A) | Onesto Load-Break Isolator
Regular price From R 526.70Regular priceSale price From R 526.70 -
Fuse Switch Disconnector 250 Frame Size (200-250A) | Onesto Load-Break Isolator
Regular price From R 363.40Regular priceSale price From R 363.40 -
Fuse Switch Disconnector 160 Frame Size (125-160A) | Onesto Load-Break Isolator
Regular price From R 118.40Regular priceSale price From R 118.40 -
Fuse Switch Disconnector 100 Frame Size (10-100A) | Onesto Load-Break Isolator
Regular price From R 76.20Regular priceSale price From R 76.20 -
Ceramic Fuse 22x58mm | Onesto Cartridge Fuse
Regular price R 28.70Regular priceSale price R 28.70 -
Ceramic Fuse 14x51mm | Onesto Cartridge Fuse
Regular price R 14.90Regular priceSale price R 14.90 -
Ceramic Fuse 10x38mm (Box of 20) | Onesto Cartridge Fuse
Regular price R 106.90Regular priceSale price R 106.90 -
Fuse Links 10A–630A | General Protection Fuses with Double Indicators
Regular price From R 43.40Regular priceSale price From R 43.40 -
Surge Arrestor 60kA, 2-4 Pole, 385V | Onesto SPD
Regular price From R 848.70Regular priceSale price From R 848.70 -
DC Surge Arrestor 40-80kA, 600V & 1000VDC | Onesto PV SPD
Regular price From R 468.00Regular priceSale price From R 468.00 -
Surge Arrestor Cartridge, Replacement | Onesto SPD Replacement Cartridge
Regular price R 189.70Regular priceSale price R 189.70 -
Surge Arrestor, Single Pole (1P) | Onesto Surge Protection Device
Regular price From R 253.00Regular priceSale price From R 253.00 -
Motor Protection Fuse Double Indicator
Regular price From R 78.20Regular priceSale price From R 78.20 -
Onesto | Circuit Breakers | A
Regular price From R 95.40Regular priceSale price From R 95.40 -
Onesto | Circuit Breakers
Regular price From R 52.90Regular priceSale price From R 52.90 -
Schenker | Earth Leakage 3P + NEUTRAL (No Overload)
Regular price From R 772.80Regular priceSale price From R 772.80 -
Schenker | Earth Leakage 1P + NEUTRAL (No Overload)
Regular price From R 599.10Regular priceSale price From R 599.10 -
Chint | Waterproof Surface Mount , Dinrail Distribution Board
Regular price R 311.65Regular priceSale price R 311.65 -
CBI | Earth Leakage
Regular price R 1,100.00Regular priceSale price R 1,100.00
































