Bill of Materials View BOM
Concealed Base Assemblies - 155 - 156 series
UL Logo Listed 96
Concealed Base Assemblies - 155 - 156 series

Part No. Material Riser Bar Length Riser Bar Diameter Box Qty. Approx.Box
Wt. (lbs.)
Add to BOM ◆ 156-6 Copper 6" 1/2" 10 5-1/4
Add to BOM ◆ A156-6 Aluminum 6" 1/2" 10 4-1/4
Add to BOM ◆ 156BM-6 Bi-Metal 6" 1/2" 10 7-1/2
Add to BOM ◆ 156-12 Copper 12" 1/2" 10 10-1/4
Add to BOM ◆ A156-12 Aluminum 12" 1/2" 10 8-1/4
Add to BOM ◆ 156BM-12 Bi-Metal 12" 1/2" 10 14-3/4
Add to BOM ◆ 156-18 Copper 18" 1/2" 10 15-1/2
Add to BOM ◆ A156-18 Aluminum 18" 1/2" 10 12-1/4
Add to BOM ◆ 156BM-18 Bi-Metal 18" 1/2" 10 22
◆ BOM = Bill of Materials
• Concealed Base Assemblies are designed to be mounted Vertically or
Horizontally. Vertically on ridge boards or roof trusses or Horizontally on
flat roof decks or other flat surfaces.

• Accepts all Class I and Class II conductors.
• Stainless steel jam nut and washer are provided along with a special neoprene
sealing washer to assure a watertight installation.
• Bi-metal consists of stainless steel riser bar and bronze base.
• Air terminal adapters needed for these type of bases. (Please see Related Products)
• Other lengths available. Please contact factory for more information.





CERTIFICATE OF RoHS COMPLIANCE
According to Directive: 2002/95/EC, 2011/65/EU (RoHS 2)
Concealed Base Assemblies - 155 - 156 series
To whom it may concern,

The above part is hereby certified to be in compliance of the European directive 2002/95/EC, 2011/65EU or its exemption(s) for restriction of the use of certain hazardous substances in electrical and electronic equipment (RoHS 2).

Harger
301 Ziegler Dr
Grayslake, IL 60030
847.548.8700