The Trystar Spider Box is legendary for its rugged simplicity and durability. The Trystar Construction Box has proven itself on countless construction sites, where it is valued for its lightweight, bulletproof design and OSHA approval. Tough enough for the rental and industrial markets, our Spider Box is one less thing to worry about. Easily customized with your company colors and logo.

The Trystar Spider Box can also be used to support temporary and emergency power needs for pandemic response, mass casualty disasters and other urgent needs, including medical testing/screening centers and temporary hospitals.


50A – 400A


120/240V, 120/240V Delta, 208Y/120V, 480V, 480Y/277V, 600V


50A California-style flanged inlet, 16 series male panel mounts, cord grip, and more


50A California-style receptacle, 16 series female panel mounts, cord grip, GFCI receptacle, duplex receptacle, NEMA L5-30 receptacle, NEMA L6-30 receptacle, NEMA L14-30 receptacle, 30A RV receptacle, 50A RV receptacle, and more


UL 50 Listed, UL 1640 Listed and/or C-ETL/ETL 1640 Listed, NEMA 3R or NEMA 4X, all aluminum construction or all stainless steel construction, heavy-duty stackable legs w/ built-in handles or heavy-duty stackable cage, custom powder coat, custom UV-printed graphics, made in USA

Complementary Cable