| 571 | PH Meter with External Probe Lutron PH-220 | |
| 572 | Pocket Anemometer AZ8908 | |
| 573 | Pocket Anemometer AZ8918 | |
| 574 | Pocket Anemometer V&A VA8021 | |
| 575 | Pocket Anemometer V&A VA8022 | |
| 576 | Pocket Multimeter Sanwa PM3 | |
| 577 | Pocket Multimeter UNI-T UT120C | |
| 578 | Palm Size Multimeter CIE 161 | |
| 579 | Palm Size Multimeter CIE 162 | |
| 580 | Palm Size Multimeter UNI-T UT33C | |
| 581 | Pen Multimeter UNI-T UT118B | |
| 582 | Process Calibrator (Multi-functional) Victor 78 | |
| 583 | Process Calibrator Voltage/mA Calibrator Victor 11+ | |
| 584 | Process Calibrator (Multi-functional) Victor 79 | |
| 585 | PH Controller Lutron PPH-2108 | |
| 586 | PID Temp Controller Keronics KF48 | |
| 587 | PID Temp Controller Brainchild BTC-9100/7100/8100/4100 | |
| 588 | PID Temp Controller Brainchild C21 | |
| 589 | Process Transmitter JLC SSTD | |
| 590 | Power & Harmonics Clamp Meter UNI-T UT243 | |
| 591 | Panel-mounted Power Meter JLC MMP-W-Series | |
| 592 | Panel-Mounted Power Meter Hsiang Cheng HC6000 Series | |
| 593 | Panel-Mounted Power Meter Poundful PF-MWW | |
| 594 | Process Calibrator Jtech SG100 | |
| 595 | Power Energy Meter Schneider Acti 9 iEM2000-A9MEM2010 | |
| 596 | Power Analyzer Lutron PC-6011SD | |
| 597 | Power Energy Meter ABB B21 111-100 | |
| 598 | Proximity Sensor AUTONICS PR18-8DN | |
| 599 | Portable PH Meter with ATC Gondo PH6011A | |
| 600 | Process Calibrator (Multifunctional) Victor 79 | |