1236SN - 200A, 600V, 4-Pole, Fused Disconnect Switch

The 1236SN is engineered for industrial and commercial electrical systems that demand safe, reliable isolation. This four-pole fused disconnect switch delivers dependable disconnection under load, enabling rigorous lockout/tagout procedures and protecting personnel and equipment during maintenance. Designed for enduring performance, it handles demanding feeders and motor circuits with confidence in everyday operation.

Core specifications

• Amperage rating: 200 A
• Voltage rating: 600 V
• Number of poles: 4-Pole
• Product type: Fused Disconnect Switch
• Model: 1236SN

Why the 1236SN stands out

What sets this switch apart is its combination of fuse-based protection and robust mechanical design. The fused configuration limits fault currents at the source, reducing arcing and protecting downstream equipment. With all four poles isolating simultaneously, downtime and maintenance become safer and more predictable. The 1236SN is built to withstand industrial environments, delivering consistent performance across installations that require reliable isolation, even when circuits are energized.

Ideal use cases

• Shutting off and isolating large motors, feeders, and transformers during routine maintenance or repair work.
• Providing a safe, lockable disconnect in distribution panels and service enclosures for quick, compliant lockout/tagout procedures.
• Serving as a dependable main or sectional disconnect in commercial and light industrial power circuits up to 600 V.
• Protecting critical equipment in switchgear assemblies where clean, controlled disconnection is essential.

Installation and practical considerations

Install the 1236SN in appropriate industrial enclosures or switchgear setups designed for 200 A, 600 V circuits. Ensure all wiring follows local electrical codes and that lockout/tagout devices are compatible with the enclosure and switch terminals. When wiring, verify correct phase alignment across all four poles to guarantee full isolation. Regularly inspect fuse status and terminal connections, and keep maintenance access clear to preserve rapid, safe disconnection when needed.

Durability, reliability, and long-term value

Built to endure the demands of daily operation, the 1236SN offers long-term durability in environments that experience vibration, temperature variation, and routine switching. Its fused design provides an extra layer of protection for downstream components, while its four-pole configuration ensures complete isolation of all lines. For facilities prioritizing safety, reliability, and straightforward maintenance, this switch delivers consistent performance year after year.