The SF 219G 2 Pole 63A Changeover Breaker is a compact, DIN-rail manual transfer switch for safely switching a single-phase load between two power sources. With clear I‑0‑II positions, it lets you select Main, OFF, or Generator/UPS, ensuring your circuits are never cross-connected. Rated 63A and designed for 230 VAC systems, it’s ideal for homes, shops, and small commercial distribution boards in Pakistan. This 2‑pole device isolates both live and neutral for safer maintenance and smoother power transitions. A robust mechanism, durable terminals, and heat‑resistant housing provide long service life. The front selector offers positive feedback, while the compact modular width saves space in the DB. Use it to route priority loads like pumps, refrigerators, POS, lighting, and office equipment. Features of SF 219G Change Over Breaker: Manual I‑0‑II changeover for Main/Generator/UPS 2‑pole isolation (L + N), 63A rating Compact 35 mm DIN‑rail mount Positive, clear selector with status marking Durable housing and screw-clamp terminals Specification: Poles/Rating: 2P, 63A Voltage/Frequency: 230 VAC, 50/60 Hz Positions: I (Main) – 0 (OFF) – II (Gen/UPS) Mounting: 35 mm DIN rail; modular width (model dependent) Terminals: screw clamp; accepts up to ~25 mm² (model dependent) Uses: Main-to-Generator manual transfer Grid/UPS source selection Home and shop sub‑circuits Priority loads (pumps, fridges, POS) Temporary/site power changeover