E-Parts obtained

250V/20A 24V-DC operated magnet switches were obtained after seeking for a while at Nipponbashi Ebisu-cho today, cheapest coste 100yen/@ each? The manufacturer was Nais, one of subsidiary of Matsushita Electric Co., so the parts reliability is high if the price was lowest.
Also obtained triac controlled 16A power controller kit at 2,830yen for vacuum motor control to balance of load with conduit resistance and vacuum power.
Construction of these circuitry would be done tomorrow