ABB Isolator Switch 40A 3 Pole, Lockable Handle – DIN Rail Mount (SHD203/40)

The ABB Isolator Switch (40A, 3-Pole, Model SHD203/40) provides robust load-isolating switching for industrial, commercial, school, and office electrical panels. Designed for DIN-rail mounting, it offers a compact, dependable way to isolate circuits for safe maintenance, with a positive-break mechanism and lockable handle for full lockout-tagout (LOTO) compliance.

Why You'll Love It

• 40A, 3-Pole Switching – Suited to small distribution boards and motor load circuits, isolating all three phases together.
• Positive Break Mechanism – Guarantees visible, physical contact separation, ensuring safe isolation before maintenance work begins.
• Lockable Handle – Supports secure lockout procedures, preventing accidental re-energization while technicians are working.
• DIN-Rail Mounting – Simplifies integration into standard distribution boards and control panels, saving installation time.
• Captive Screw Terminals – Secure conductor clamping with built-in strain relief for reliable, long-term wiring connections.
• Industrial-Grade Durability – Engineered mechanism supports high mechanical endurance for repeated daily switching.
• Trusted Global Brand – Backed by ABB's reputation for dependable low-voltage switching solutions.