Introduction
This manual provides essential information for the safe and effective use of your UpBright 5V AC/AC Adapter. This power supply is designed to provide reliable power to compatible La Crosse Technology Weather Stations and other devices requiring a 5V AC input with a 150mA current rating.
Please read these instructions carefully before using the adapter and retain them for future reference.
Safety Information
- Indoor Use Only: This adapter is designed for indoor use in dry locations. Do not expose to rain, moisture, or extreme temperatures.
- Proper Voltage: Ensure the wall outlet voltage matches the adapter's input voltage (110-240VAC, 50/60Hz).
- Avoid Overload: Do not connect devices that exceed the adapter's output specifications (5VAC, 150mA).
- Handle with Care: Do not drop, disassemble, or attempt to repair the adapter. Refer servicing to qualified personnel.
- Ventilation: Ensure adequate ventilation around the adapter during use to prevent overheating.
- Children and Pets: Keep the adapter out of reach of children and pets.

Image: The UpBright 5V AC/AC Adapter, showing the main unit with a caution label and the attached power cord and barrel connector.
Package Contents
Your package should contain the following item:
- 1 x UpBright 5V AC/AC Adapter
Setup
- Verify Compatibility: Before connecting, ensure your device requires a 5V AC input and has a compatible barrel connector. Check your device's specifications for voltage and current requirements.
- Connect to Device: Insert the barrel connector of the UpBright adapter firmly into the power input port of your La Crosse Technology Weather Station or other compatible device.
- Connect to Power Outlet: Plug the adapter's prongs into a standard wall AC power outlet.
- Power On Device: Once connected, power on your device according to its own instruction manual.
Note: This adapter is compatible with various La Crosse Technology Weather Station models, including C85845, S84107, S85814, C85845v4, C85845-1, C85845-INT, C85845v3, C85845v2, S84107-INT, S85814-INT, and models requiring GPU280500150WA00 or GPU280500150WAOO 5.0VAC 150mA Class 2 Transformer power supplies.
Operating Instructions
The UpBright 5V AC/AC Adapter operates automatically once connected to a power source and a compatible device. It converts the incoming AC voltage from your wall outlet to the required 5V AC for your device.
- Ensure all connections are secure for stable power delivery.
- The adapter is designed for continuous operation within its specified limits.
- If your device has a power indicator, confirm it illuminates after connecting the adapter.
Maintenance
- Cleaning: Disconnect the adapter from the power outlet and the device before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly winding the cable to prevent damage.
- Inspection: Periodically inspect the adapter and its cable for any signs of damage, such as frayed wires, cracks, or bent prongs. If damage is found, discontinue use immediately.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on. |
|
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| Adapter feels excessively hot. |
|
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Specifications
- Model: GPU280500150WA00 (Compatible with La Crosse Tech C85845 AC 5.0V Power and others)
- Input: 110V - 240VAC, 50/60Hz (Suitable for various regions)
- Output: 5VAC, 150mA (0.15A)
- Connector Type: Barrel Connector
- Product Dimensions: Approximately 3 x 2 x 3 inches
- Item Weight: Approximately 11 ounces
- Manufacturer: UpBright
- Special Feature: Class 2 Transformer
Warranty and Support
UpBright products are designed for reliability and performance. This product comes with a limited warranty. Please refer to the warranty certificate included with your purchase for specific terms and conditions, including the warranty period and coverage details.

Image: Example of UpBright Limited Warranty Certificate and various international plug adapters (AU, EU, UK) that may be included with international orders.
For technical support, warranty claims, or further assistance, please contact UpBright customer service through your retailer or the official UpBright website. Please have your product model number and purchase details ready when contacting support.