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Enclosures

For circuit breaker installations and electrical distribution systems, enclosures are among the most critical components for protecting equipment and ensuring safe operation. Enclosures provide physical protection, environmental shielding, and safety barriers that safeguard circuit breakers and electrical components from damage, contamination, and unauthorized access. Electrical.com carries an extensive selection of enclosures from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of industrial facilities, commercial buildings, outdoor installations, and hazardous location applications.

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Part Number	PRICE	Manufacturer
49EB40EB110705	In Stock From $43^.62	Siemens
49EB43EB111205	In Stock From $54^.42	Siemens
4ANN/B-S	In Stock From $155^.61	Utc Fire & Security Company
4K-DST 5 FARBLOS	Limited Stock From Get Price	Phoenix Contact
4NE41	In Stock From $15^.40	Grainger
4X	In Stock From $10^.26	E Box
500-050081	In Stock From $207^.09	Siemens
500-402	Limited Stock From Get Price	Spelsberg
5001.218	Limited Stock From Get Price	Rittal
5001.222	Limited Stock From Get Price	Rittal
5001.223	In Stock From $25^.71	Rittal
5051.133	Limited Stock From Get Price	Rittal
507-680	Limited Stock From Get Price	Rs Pro
50SC-443	In Stock From $14^.14	Mckinstry
50SC-644	In Stock From $18^.02	Mckinstry
51-16146	In Stock From $77^.75	Mckinstry
51-863	In Stock From $82^.99	Mckinstry
5100-ES121206	In Stock From $27^.83	EXM
5133709	In Stock From $98^.65	Cantex Inc
52006140-EACH	In Stock From $15^.94	Lapp USA
52103110	Limited Stock From Get Price	Lapp USA
52249	Limited Stock From Get Price	Legrand
52949	Limited Stock From Get Price	TE Connectivity
52EA21A	In Stock From $22^.72	Siemens

Electrical.com stocks the largest inventory of circuit breaker enclosures in the world, with over 1 million square feet of new, used, surplus, and re-certified electrical enclosures available for immediate shipment. From standard indoor enclosures to specialized NEMA-rated outdoor configurations, we have what you need when others say no. Our comprehensive circuit breaker enclosure inventory spans all NEMA ratings, voltage classes, and mounting configurations from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our circuit breaker enclosures serve critical applications across industrial facilities, commercial buildings, manufacturing plants, outdoor electrical installations, hazardous locations, data centers, utilities infrastructure, and power distribution systems.

Whether you're replacing damaged enclosures on legacy equipment, upgrading existing installations, or sourcing components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need circuit breaker enclosures now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.