Gysflash is designed to charge most maintenance or maintenance-free lead-acid batteries commonly used in cars and many other vehicles. These batteries come in several different types such as GEL (gelled electrolyte), AGM (absorbed electrolyte), WET, MF (maintenance free), CA (calcium)..
The GYS GYSFLASH 8.12 and 12.12 are 12V lead-acid battery chargers for vehicle batteries, with automatic 8-step charging, a supply mode, and protections against short circuit and reversed polarity.
This manual explains safety rules, starting and charging procedures, charging modes and options, estimated charging times, troubleshooting, warranty conditions, technical specifications, and control panel labels. This manual is written in Chinese.
| Model reference | 029385 (8.12), 029392 (12.12) |
|---|---|
| Rated power supply voltage | ~220-240 VAC, 50/60 Hz |
| Rated power | 130 W (8.12), 195 W (12.12) |
| Rated output voltage | 12 VDC |
| Rated output current | 8 A (8.12), 12 A (12.12) |
| Rated battery capacity | 15-160 Ah, max. 240 Ah (8.12); 20-250 Ah, max. 330 Ah (12.12) |
| Idle battery consumption | <0.5 mA |
| Ripple | <150 mV rms (8.12), <100 mV rms (12.12) |
| Charging curve | IUOU |
| Operating temperature | -20°C to +50°C |
| Storage temperature | -20°C to +80°C |
| Protection rating | IP65 |
| Protection class | Class II |
| Noise level | <50 dB |
| Weight | 0.79 kg (8.12), 1.1 kg (12.12) |
| Dimensions | 190 x 100 x 52 mm (8.12); 211 x 111 x 56.5 mm (12.12) |
The 8.12 charges 12V batteries from 15Ah to 160Ah, with maintenance up to 240Ah; the 12.12 charges 20Ah to 250Ah, with maintenance up to 330Ah.
It provides current compensation for display vehicles and can replace a battery without losing vehicle memory.
Connect the charger to the battery, then to the mains, select a mode, and charging starts automatically after about 5 seconds.
It adds an extra step to recondition a deeply discharged battery; the battery may lose some water, and it is not recommended for sealed batteries.