Using the correct power supply will ensure the equipment is receiving the correct voltage, adequate current, and (importantly) the correct polarity.
Interfaces
LabQuest 3 (LABQ3) uses the LabQuest® Power Supply (LQ3-PS). (The LabQuest 3 can also be powered using a LabQuest Power Supply (LQ-PS, discontinued). However, using this power supply will not charge the battery of the LabQuest 3.)
LabQuest 2 (LABQ2) and LabQuest (LABQ) can be powered with either the LabQuest® Power Supply (LQ3-PS) or the LabQuest Power Supply (LQ-PS, discontinued).
LabPro (LABPRO) uses the Power Supply for LabPro, WDSS, and Stir Station (IPS).
| Unit specifications | Voltage | Current | Polarity |
| Lab Quest Power Supply | 5 V | 1500 mA | center positive |
| LabQuest 3 Power Supply | 5 V | 2500 mA | center positive |
| Vernier AC Adapter | 6 V | 1000 mA | center negative |
Charging stations
LabQuest 2 Charge Station (LQ2-CRG) and Go Direct® Charge Station (GDX-CRG) use Go Direct® Charge Station Power Supply (GDX-CRG-PS).
Go Wireless® Charging Station (GW-CRG, discontinued) uses the LabQuest® Power Supply (LQ3-PS) or the LabQuest Power Supply (LQ-PS, discontinued).
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