Tenergy TN477U Battery Charger User Manual
- July 13, 2024
- TENERGY
Table of Contents
Tenergy TN477U Battery Charger
TN4 77U AA/ AM Battery Charger For Ni-MH/Ni-CD rechargeable batteries
Features
- Worldwide use with Micro-USB/ Type-C input
- Recharges 1 to 8 pieces of AA/ AAA Ni-MH/Ni-CD batteries at a time. With 8 individual BLUE LED indicators
- Negative Delta V cut-off & safety timer protection
- Reverse polarity/ bad cell/ short circuit protection
Specifications
- Model TN477U
- Input 5V DC 2A or 5V DC 1 A (by Micro-USB/Type-C)
- Output
- (input 2A) AA: 500mA (1-8pcs); AAA: 250mA (1-8pcs);
- (Input 1A) AA: 500mA (1-4pcs) / 250mA (5-8pcs);
- AAA: 250mA (1-8pcs)
- Accessory 50cm Micro USB to USB-A cable
Charging Time
His charger can adopt two levels of input (5VDC 1A/ 2A). The charging time of different inputs is shown below
| Size | Pcs | Input | Charging Current | Capacity | Time |
|---|---|---|---|---|---|
| AA | 1-8 | 5V DC 2A | 500mA | 2000 – 2500 mAh | 5-6 hours |
| AAA | 1-8 | 5V DC 2A | 250mA | BOO – 1000 mAh | 4-5 hours |
| AA | 1-4 | 5V DC 1A | 500mA | 2000 – 2500 mAh | 5-6 hours |
| AA | 5-8 | 5V DC 1A | 250mA | 2000 – 2500 mAh | 10-12 hours |
| AAA | 1-8 | 5V DC 1A | 250mA | 800 – 1000 mAh | 4-5 hours |
Charge time will vary depending on the brand, capacity, and condition of the batteries being charged.
IMPORTANT SAFETY INSTURCTIONS
SAVE THESE INSTRUCTIONS & CAREFULLY FOLLOW THEM, TO REDUCE THE DANGER OF FIRE OR ELECTRIC SHOCK.
- This charger is intended for Ni-MH/Ni-CD rechargeable batteries only. Attempting to charge non-rechargeable batteries may cause personal injury and damage to the charger.
- Do not expose the charger to water or moisture. For indoor usage only.
- Remove from power when not in use.
- Do not operate the charger if it has been subjected to shock or damage.
- Do not disassemble the charger. Incorrect reassembly may result in a risk of electric shock or fire.
- Unplug the charger from the USB port before attempting any maintenance or cleaning. Use a damp cloth to clean the surtace, do not immerse in water.
- Before scrapping your charger, remove batteries from the unit and recycle or dispose of the batteries safely.
- This appliance is not recommended for children under 8 years old or persons with reduced physical, sensory, or mental capabilities. Adult supervision is recommended to prevent hazards that may be involved.
- Do not let children play with the appliance, it is not a toy.
- Cleaning and user maintenance shall not be done by children without adult supervision.
Charging Instruction
- Insert 1 to 8 pieces of rechargeable Ni-MH/Ni-CD AA/ AAA size battery into the battery compartment. Make correct contact for polarity (+ and – ) according to the sign in the battery compartment.
- Connect the charger with a micro USB cable /Type-C (not included) cable into a USB port (5V DC 2A or 1A) (not included). The LEDs will glow blue to indicate the charging status.
Condition| BLUE LED indicators
---|---
Charging in progress| Flashing
Charging completed| Stay on
Bad Cell Detected| Flashing rapidly *
lt could be any of its 8 bays, indicated by flashing rapidly.
- The charger detects the status of each of the cells in the battery compartment. If any batteries are unsuitable for charging, i.e. short circuits or bad cells, the BLUE LED will flash rapidly. Please remove and replace the damaged battery.
- Remove the batteries from the charger when the charging is finished. Unplug the charger and remove the batteries from the charger when not in use.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and
- This device must accept any interference received, including interference that may cause undesired operation.
CAN ICES-3(8) / NMB-3(8)
Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found 10 comply with the limitations for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and the receiver.
- Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
FREQUENTLY ASKED QUESTIONS
What is the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger is a multi-slot charger designed to charge NiMH and NiCD rechargeable batteries.
What are the dimensions of the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger measures 3.94 inches in diameter, 5.39 inches in width, and 1.02 inches in height.
What is the input voltage requirement for the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger operates on a 5-volt input.
How much does the Tenergy TN477U Battery Charger weigh?
The Tenergy TN477U Battery Charger weighs 5.1 ounces.
Who manufactures the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger is manufactured by Tenergy.
Which types of batteries are compatible with the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger is compatible with NiMH and NiCD batteries in AA and AAA sizes.
How many charging slots does the Tenergy TN477U Battery Charger have?
The Tenergy TN477U Battery Charger has 8 charging slots.
What are the input ports available on the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger features Micro USB and USB-C input ports.
What is the charging output for AA batteries on the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger provides 8 slots of 500mA charging output for AA batteries.
What is the charging output for AAA batteries on the Tenergy TN477U Battery Charger?
The Tenergy TN477U Battery Charger provides 8 slots of 250mA charging output for AAA batteries.
What type of display does the Tenergy TN477U Battery Charger have?
The Tenergy TN477U Battery Charger features a display with blue LED lights.
What built-in protections does the Tenergy TN477U Battery Charger offer?
The Tenergy TN477U Battery Charger includes protections against short-circuit, reverse polarity, bad cell detection, and a shut-off timer.
What certifications does the Tenergy TN477U Battery Charger hold?
The Tenergy TN477U Battery Charger is certified by FCC, RoHS, CEC, and CE.
How does the Tenergy TN477U Battery Charger ensure safety during charging?
The Tenergy TN477U Battery Charger ensures safety through its built-in protections and certifications that adhere to international standards.
Why won’t my Tenergy TN477U Battery Charger power on?
Ensure the charger is properly plugged into a functioning power outlet. Check the power cord and plug for any visible damage.
VIDEO – PRODUCT OVERVIEW
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