FS-7 Dual Footswitch

Boss FS-7 Dual Footswitch power requirements

• 9V DC · polarity not stated · draws 25mA

  from the maker

  “Power via 9v adapter (power splitter included) Operates as momentary switch with no power* *LEDs will not illuminate without AC power. … Power Supply AC adaptor (PSA series: sold separately) Current Draw 25 mA” source

  Checked 2026-10-13

Size

62 × 131 × 57 mm (2.44 × 5.16 × 2.24 in)

Width × depth × height, from the manufacturer.

Power supplies that can run it

Each has an output that can power it, checked against its published figure. Plan the whole board to see what runs everything.

• Walrus Audio Canvas Power 1515 outputs · isolatedSweetwater
• Rockboard ISO Power Block V1615 outputs · isolatedSweetwater
• Fender Engine Room LVL1212 outputs · isolatedSweetwater
• Rockboard ISO Power Block V12 IEC12 outputs · isolatedSweetwater
• Voodoo Lab Pedal Power 3 Plus12 outputs · isolatedSweetwater
• Truetone 1 SPOT Pro CS1111 outputs · isolatedSweetwater