Selectric FRB-4 2 Gang 47mm Galvanised Steel Back Box – Earths – Fire Rated 
 
• Range: Selectric Square Edged White Moulded Wiring Accessories
• Galvanised Steel Back Box 47mm deep
• Material: Stainless Steel with Fire Retardant Insert
• Includes: Spring Loaded Lugs, 20mm knockouts x 3 & 25mm knockouts x 5
• Colour: Silver
• Material: Galvanised Steel
• Dimensions: 142 x 82 x 47mm
• Compliant with EN 60670-1: 2005 + A1: 2013, EN IEC 60670-1: 2021 + A11: 2021 BS 4662: 2006 + A1: 2009 EN 1363-1: 2020, EN 1364-1: 2015
 
SPECIFICATION: 
Size 142 x 82 x 47mm
Cutout Size 132 x 73mm
Material 1.0mm galvanized stee
Back Knockouts 2 x 25mm
Edge Knockouts 1 x 20mm, 1 x 25mm
Side Knockouts 2 x 20mm, 2 x 25mm
Weight 0.25kg