Controller and Display Loop-Powered LCD Indicator 5531B – PR Electronics0 out of 5 Programmable LED indicator 5714 – PR Electronics0 out of 5 Programmable LED indicator 5715 – PR Electronics0 out of 5 PID Controller 32 x 74 ATR121-AD – PIXSYS0 out of 5 PID Temperature Controller 48×48 ATR236 – PIXSYS0 out of 5 PID Controller 48×48 ATR243 – PIXSYS0 out of 5 PID Controller 48×96 ATR401 – PIXSYS0 out of 5