Laboratory double-pole disconnect (double-throw) Key benefits Durable construction: made from robust materials for long service life in classroom and lab settings. Clear circuit control: double-pole, double-throw design lets you switch or isolate two-pole circuits reliably during experiments and tests. Secure, easy connections: knurled nuts on the post allow fast, tool-free fastening of wires into the two-pole socket for stable contact. Versatile use: compact and straightforward to operate, suitable for student work, demonstrations, and hands-on learning. Why you need it Keeps student and classroom experiments running smoothly by providing reliable switching and disconnecting of simple circuits. Reduces setup time with tool-free wire attachment while maintaining a secure electrical connection. Built for repeated handling and routine lab use so it remains dependable over many sessions. Important attributes Function: double-pole, double-throw disconnect for controlling or isolating two conductors. Connection: two-pole socket with knurled nuts to secure wires to the post. Material & durability: constructed from robust materials intended for long-term laboratory use. Performance: stable electrical contact and straightforward operation for educational and testing applications. Typical applications School and university physics/electrical labs for building and testing circuit configurations. Classroom demonstrations and electricity tests where quick switching or isolation of two conductors is required. Home-school or individual experiment setups for constructing and testing simple electrical connection circuits and laboratory props. Specifications summary Type: laboratory double-pole, double-throw disconnect Connection method: two-pole socket with knurled nut wire terminals Intended use: student labs, classrooms, electricity tests, home-school experiments Easy to use, durable, and purpose-built for educational electrical work.