Electrical and Lighting Maintenance
Sparkfun Electronics BIG EASY DRIVER
Big Easy Driver. Stepper motor driver board for bi-polar stepper motors up to a max 2A/phase. It is based on the Allegro A4988 stepper driver chip. It’s the next version of the popular Easy Driver board. Bi-polar Microstepping Driver. 2A/Phase Max. 1.4-1.7A/Phase w/o Heatsink. Max Motor Drive Voltage: 30V. On-board 5V/3.3V Regulation.
Grainger Fiber Cord Duplex ST ST 2m Orange
The Grainger fiber optic cable patch cords are available in single-mode and multimode options with SC, ST, LC, and MTRJ connectors. They feature OFNP plenum-rated jackets and are designed for high-speed data transmission, supporting 10G Ethernet, Fibre Channel, ATM, or SONET networks. The cables have low loss and support long transmission distances. Lengths range from 1 to 50 feet. The patch cords are durable, flexible, and RoHS compliant. They are ideal for connecting network equipment in data centers, telecom closets, and work areas.