Polycase offers an array of multi-purpose indoor and outdoor plastic enclosures for electronic and electrical applications. Superior materials include high-quality plastic, aluminum, steel and stainless steel. From robust NEMA rated enclosures to basic potting boxes, find your perfect fit at Polycase.com.
From basic to robust: Polycase has an enclosure solution to fit your needs
Check out some of our most popular electrical and electronic enclosure solutions.
Keep your internal electronics safe and dry with our waterproof enclosures.
Desktop enclosures can be used as instrument enclosures or for indoor table-top electronics.
Our hinged enclosures are design for harsh industrial and commercial environments.
Metal enclosures are available in durable aluminum, steel or stainless steel materials.
NEMA enclosures protect against a variety of harsh indoor or outdoor environmental conditions.
Plug-in enclosure have been designed with a 15 AMP 120 VAC plug configuration.
Heavy-duty steel enclosure will provide protection to your electrical equipment in harsh environments.
Flanged enclosures make it convenient to surface-mount your box to a wall or ceiling.
Enclosures with knockouts offer the flexibility of onsite installation of cables, wiring or conduit.
Handheld enclosures are available in a variety of styles, perfect for remote control application.
Aluminum enclosures provide excellent durability, temperature tolerance and corrosion resistance.
The perfect plastic box solution for potting your electronic assemblies.
Buying direct from the manufacturer saves you time and money. Choose from thousands of electronics enclosure combinations to meet your exact needs. Our knowledge, experience, quality and speed is unmatched, resulting in a convenient and stress free partnership.Learn More About Us
Same Day Shipping
Single Source Supplier
Polycase is a premiere manufacturer of off-the-shelf electronics enclosures and electrical boxes for OEM's in a variety of industries. Our enclosures are made from high-quality materials including: plastic, aluminum, steel and stainless steel. Designed for a variety of applications and environments, our catalog of electronics enclosure solutions range from waterproof NEMA-rated electrical enclosures to basic indoor potting boxes. Customer service is our top priority and speed is our promise. Stock orders placed before 5pm EST M-F ship same day. Customized orders with CNC machining and digital printing ship within 1-3 weeks. We continue to innovate and expand our product line of plastic enclosures and industrial metal boxes as well as our value-add services to ensure they meet the needs of electronic engineers and designers. We offer over 2,300 variations of off-the-shelf metal and plastic enclosures to ensure you can find your perfect fit. Our knowledgeable customer service representatives are available to answer questions, and our engineering team can answer any highly-technical questions. Reliable and fast, working with us is easy. Polycase has served the electronics industry since 1951 so we can be your trusted partner today and into the future.