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Whelen's innovative HHS Series features standard switching and a completely redesigned molded amplifier housing, providing excellent durability.
2 inputs for customer-supplied external switches
Product Bulletin: HHS 3200 & 4200 Series
Install Guide: HHS3200
Install Guide: HHS3206
Install Guide: HHS3207
Install Guide: HHS4200
Install Guide: HHS4206
Install Guide: HHS4207
WARNING: These products may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit whelen.com/regulatory.