110V Spectrum Tube Power Supply with Safety Door Pack Size_4 this four-socket E10 lamp holder

this four-socket E10 lamp holder pre-wires four bulbs across a single pair of 4mm banana terminals

and 12 volts on this 2-amp battery eliminator power supply

supplying a hands-on teaching tool for atomic and molecular orbital visualization in introductory and advanced chemistry

available in voltage ratings from 2

Used to introduce LED polarity and forward-bias behavior

110V Spectrum Tube Power Supply with Safety Door Pack Size_4 this four-socket E10 lamp holderInterlocked safety door cuts high voltage whenever opened, energizing spectrum tubes from a 110V source to excite hydrogen, helium, neon, and other gas discharge samples.