GYSFLASH 20.12/24 PL is a charger for most lead-acid batteries (GEL, AGM, liquid..) and lithium iron phosphate batteries (LFP / LiFePO4).
The GYS GYSFLASH 20.12/24 PL is a GYS battery charger intended for most lead-acid batteries (gel, AGM, liquid) and lithium iron phosphate (LFP/LiFePO4) batteries. It charges 15–300 Ah 12 V lead-acid batteries, 15–240 Ah 24 V lead-acid batteries, 7–300 Ah 12 V LFP batteries and 7–240 Ah 24 V LFP batteries, and adjusts its output voltage automatically according to the ambient air temperature.
This Chinese manual covers the safety rules, the startup procedure, the lead-acid and lithium charging modes with their charging currents (7, 15 or 20 A), the 7-step lead-acid and 8-step lithium charging curves, estimated charging times, protections, a fault/cause/remedy table, the 2-year warranty terms and a technical specification chart. A control panel sticker key listing the indicator lights and buttons is included at the end. This manual is written in Chinese.
| Model reference | 026049 |
|---|---|
| Rated supply voltage | 220-240 VAC 50/60 Hz |
| Rated power | 480 W |
| Rated output voltage | 12 VDC / 24 VDC |
| Rated output current | 7 A / 15 A / 20 A @ 12 VDC; 7 A / 15 A @ 24 VDC |
| Rated battery capacity | 7 - 300 Ah (LiFePO4); 15 - 300 Ah (Pb) |
| Charging curve | IUOU |
| Operating temperature | -20°C to +40°C |
| Storage temperature | -20°C to +80°C |
| Protection index | IP 43 / IP 41 |
| Protection class | Class II |
| Noise level | < 55 dB |
| Weight | 1.85 kg |
| Dimensions (L x H x W) | 190 x 190 x 73 mm |
It charges most lead-acid batteries (gel, AGM, liquid) and lithium iron phosphate (LFP/LiFePO4) batteries.
Set the charger to lithium charging mode and then hold the button for 10 seconds; the charger disables the under-voltage protection and starts charging automatically.
7 A, 15 A or 20 A, chosen according to the battery type (lead or lithium) and its capacity.
The warranty covers any defect or manufacturing defect, parts and labor, for 2 years from the date of purchase.