Mains Distribution Board MSDB

Building on the reputation of the original MSDB range that was launched over 15 years ago, the MSDB 2.0 represents a harmonisation of the vertical ‘J’ type fuse design such that all the cabinets now emanate from a single design, rather than the three that have co-evolved over that period. The DNA of the MSDB 2.0 resides in the fuse-ways and cable-ways; these successful elements have not been modified. The increased space around the fuse-ways facilitates easier cabling. This enhances the products safety by softening the bends in the conductors, reducing possible injury. The MSDB 2.0 comes with a range of cabling accessories that enhance and improve the speed and ease in which an MSDB cabinet can be cabled up. These advancements now negate the need for bottom neutral variants. Resulting in less inventory and purchase management.

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Selection Table

MSDB Table - June 2026

Data Sheets

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Reference Name
7-ST-3C-DC-SMC1S 7 Way-Steel-3 Core- Directly Connected-Tyco 95mm2 UET Shear Head Mechanical Connectors variant
7-ST-4C-DC-SMC1S 7 Way-Steel-4 Core- Directly Connected-Tyco 95mm2 UET Shear Head Mechanical Connectors variant
7-ST-4C-DC-SMC2S 7 Way-Steel-4 Core- Directly Connected-Tyco 185mm2 UET Shear Head Mechanical Connectors variant
7-CC-ST-4C-DC 7 Way-Compact Case-Steel-4 Core-Directly Connected (Fuse's Included) variant
7-ST-4C-FI-FO 7 Way-Steel-4 Core-Fused Incomer-Fused Outgoing (Fuse's Included) variant
7-CC-ST-4C-DC (TP+N) 7 Way-Compact Case-Steel-4 Core-Directly Connected (Three Phase + Neutral) variant
7-ST-4C-FI (35mm2 SNE) 7 Way- Steel-4 Core-Fused Incomer (35mm2 Seperate Neutral Earth) variant
10-ST-4C-DC-SMC1S 10 Way-Steel-4 Core-Directly Connected-Tyco 95mm2 UET Shear Head Mechanical Connectors variant
16-ST-4C-DC-SMC2S 16 Way-Steel-4 Core-Directly Connected-Tyco 185mm2 UET Shear Head Mechanical Connectors variant
16-ST-3C-DC-SM3B 16 Way-Steel-3 Core-Directly Connected-Sicame 300mm2 UMT Shear Head Mechanical Connectors variant
10-PA-3C-DC-SMC3B 10 Way-Plastic-3 Core-Directly Connected-Sicame 300mm2 UMT Shear Head Mechanical Connectors variant
10-PA-3C-DC-LUG01 10 Way-Plastic-3 Core-Directly Connected-Lug Out variant
10-PA-3C-DC-SMC3S 10 Way-Plastic-3 Core-Directly Connected-Tyco 300mm2 UET Shear Head Mechanical Connectors variant
10-PA-3C-DC-SMC1S 10 Way-Plastic-3 Core-Directly Connected-Tyco 95mm2 UET Shear Head Mechanical Connectors variant
10-PA-3C-FI-SMC3D 10 Way-Plastic-3 Core-Fused Incomer-Sicame 300mm2 Double Bolt UT4M Shear Head Mechanical Connectors variant
10-PA-4C-DC-SMC2S 10 Way-Plastic-4 Core-Directly Connected-Tyco 185mm2 UET Shear Head Mechanical Connectors variant
10-PA-4C-FI-SMC3D 10 Way-Plastic-4 Core-Fused Incomer-Sicame 300mm2 Double Bolt UT4M Shear Head Mechanical Connectors (Fuses Included) variant
12-1J-RH-4C-TN-DBL 12 WAY - 1J - RIGHT HAND - 4 CORE - TOP NEUTRAL - DOUBLE BOLT CONNECTORS variant
12-2J-RH-4C-TN-DBL 12 WAY - 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - DOUBLE BOLT CONNECTORS variant
12-1J-RH-4C-TN-IP-DBL 12 WAY- 1J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3X - DOUBLE BOLT CONNECTORS + FUSES variant
12-2J-RH-4C-TN-IP-DBL 12 WAY- 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
15-1J-LH-4C-TN 15 Way- 1J - Left Hand - 4 Core - Top Neutral variant
15-1J-RH-4C-TN 15 Way- 1J - Right Hand - 4 Core - Top Neutral variant
15-2J-LH-4C-TN 15 Way- 2J - Left Hand - 4 Core - Top Neutral variant
15-2J-RH-4C-TN 15 Way- 2J - Right Hand - 4 Core - Top Neutral variant
18-1J-RH-4C-TN-DBL 18 WAY - 1J - RIGHT HAND - 4 CORE - TOP NEUTRAL - DOUBLE BOLT CONNECTOR variant
18-2J-RH-4C-TN-DBL 18 WAY - 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - DOUBLE BOLT CONNECTORS variant
18-1J-RH-4C-TN-IP-DBL 18 WAY- 1J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
18-2J-RH-4C-TN-IP-DBL 18 WAY- 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
24-1J-LH-4C-TN 24 Way- 1J - Left Hand - 4 Core - Top Neutral variant
24-1J-RH-4C-TN 24 Way- 1J - Right Hand - 4 Core - Top Neutral variant
24-2J-LH-4C-TN 24 Way- 2J - Left Hand - 4 Core - Top Neutral variant
24-1J-RH-4C-TN-IP-DBL 24 WAY- 1J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
24-2J-RH-4C-TN 24 Way- 2J - Right Hand - 4 Core - Top Neutral variant
24-2J-RH-4C-TN-IP-DBL 24 WAY- 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
30-1J-LH-4C-TN 30 Way- 1J - Left Hand - 4 Core - Top Neutral variant
30-1J-RH-4C-TN 30 Way- 1J - Right Hand - 4 Core - Top Neutral variant
30-2J-LH-4C-TN 30 Way- 2J - Left Hand - 4 Core - Top Neutral variant
30-2J-RH-4C-TN 30 WAY- 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL variant
36-1J-LH-4C-TN-DBL 36 WAY - 1J - LEFT HAND - 4 CORE - TOP NEUTRAL - DOUBLE BOLT CONNECTORS variant
36-1J-RH-4C-TN-IP-DBL 36 WAY- 1J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
36-2J-RH-4C-TN-DBL 36 WAY - 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - DOUBLE BOLT CONNECTORS variant
36-2J-RH-4C-TN-IP-DBL 36 WAY- 2J - RIGHT HAND - 4 CORE - TOP NEUTRAL - IP3x - DOUBLE BOLT CONNECTORS + FUSES variant
45-1J-LH-4C-TN 45 Way- 1J - Left Hand - 4 Core - Top Neutral variant
45-1J-RH-4C-TN 45 Way- 1J - Right Hand - 4 Core - Top Neutral variant