Square D QOH220 Molded Case Circuit Breaker 2 Pole

Square D QOH220 Molded Case Circuit Breaker is a 2-pole, 20-amp device rated for 240-volt operation, engineered to protect branch circuits in commercial and industrial panels. With a 65 kA interrupt rating at 240V, it can safely interrupt high fault currents typical of distribution systems, helping prevent wire damage and fire hazards. This molded-case breaker from Square D (Schneider Electric) belongs to the brand’s trusted protective‑device lineup and is designed for two‑pole installations in panels that accept Square D breakers. Its thermal‑magnetic trip mechanism provides reliable overload and short‑circuit protection, and its compact form factor supports straightforward replacement in compatible Square D load centers. When selecting replacements, confirm panel compatibility to ensure proper mounting, bus interfacing, and electrical ratings, and replace only with the exact model family specified by the panel manufacturer.