Hager FWB43S FWB Distribution Box 144 Module IP44 surface-mounted

The Hager FWB43S is a 144-module universal surface-mounted distribution board (Feldverteiler AP) rated IP44 and Protection Class II, with a 125 A rated current. It is built from steel in RAL 9010 pure white and measures 650 x 800 x 165 mm (H x W x D), making it suited to large-scale indoor panel installations across three fields.

Technical specifications:

• Catalog reference: FWB43S
• Manufacturer: Hager
• Product type: Universal surface-mounted distribution board
• Rated current: 125 A
• IP rating: IP44
• Protection class: Class II (double insulation)
• Impact resistance: IK09
• Number of modules: 144
• Number of rows: 4
• Number of fields/sections: 3
• Number of DIN rails: 12
• Width in module units: 36
• Dimensions (H x W x D): 650 x 800 x 165 mm
• Mounting: Surface mount
• Cable/conduit entries: 12
• Door configuration: 2 single doors with fold-down handle and quarter-turn latch (Vorreiber), no key lock
• Transparent door: No
• Material: Steel
• Color: Pure white (RAL 9010)
• Neutral terminal block: Included
• Earthing terminal block: Included
• Mounting plate: Not included
• Glow wire test: 750°C
• RoHS compliant: Yes
• Suitable for outdoor use: No

Features and benefits:

• IP44 and IK09 ratings provide protection against splash water and mechanical impact for demanding indoor environments
• 144-module capacity across 4 rows and 3 fields accommodates high circuit counts in a single enclosure
• Neutral and earthing terminal blocks are factory-fitted, reducing the need for additional accessories
• 12 cable/conduit entries support organized cable routing for complex wiring layouts
• Protection Class II eliminates the requirement for a separate protective earth connection on the enclosure body

Applications:

• Main or sub-distribution boards in commercial buildings, offices, and retail facilities
• Surface-mounted panel installations where high module counts and multi-section layouts are required
• Industrial indoor switchgear rooms requiring IP44 splash protection
• Multi-tenant residential or light commercial developments with centralized circuit distribution

Also known as: Hager FWB43S, Hager 144-module surface-mounted distribution board, Hager IP44 universal panel enclosure.