Help identifying a connector where wires are directly inserted into "slots"
It looks like this connector from TE Connectivity (p/n 3-643813-3): http://www.digikey.ca/products/en?keywords=3-643813-3-ND

The tool to punch the wires down (also from TE, p/n 59803-1) is this: http://www.digikey.ca/product-detail/en/te-connectivity-amp-connectors/59803-1/A9982-ND/132430