HN-VC30 X618 30W Volume Controller

• Industrial design and stylish appearance
• Built-in 24V DC forced relay
• Selectable power: 6W, 30W, 60W, 120W
• 5 degree volume control levels
• Applicable to 3-wire, 4-wire and 6-wire systems
• Designed to mount on standard 86 × 86
  electrical back box