SM51 – Busbar Support Insulator with Screw

Function: Electrically insulates and mechanically supports copper or aluminum busbars in switchgear, panels, and distribution boards.

Key Specifications:

• Height: 51 mm
• Diameter: 36 mm
• Threaded Insert: M8, M10, or M12 brass screw (pre-installed or detachable)
• Voltage Rating: 660V to 960V AC (withstand up to 15kV)
• Tensile Strength: ≥1000 lbs
• Torque Strength: ≥20 lbs
• Temperature Range: -40°C to +140°C
• Material: DMC/BMC (flame-retardant, high-strength resin)
• Certifications: UL94-V0, RoHS, CE compliant

Features:

• High mechanical and dielectric strength
• Corrosion-resistant brass inserts
• Flame-retardant and moisture-resistant body
• Easy installation with threaded screw
• Suitable for vertical or horizontal mounting

Applications:

• Power distribution cabinets
• Switchgear and control panels
• Renewable energy systems
• Industrial machinery and frequency converters