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Power supplies
Hangte LPA-300-4.5 LED Display Power Supply (4.5 V, 60 A)
Made by Changsha Hangte Electronic Technology Co., Ltd.
A slim, fanless 4.5 V supply with active power factor correction. Its 30 mm height fits shallow cabinets, and every unit is aging-tested before it ships.
- Output
- 4.5 V DC
- Current
- 0–60 A
- Rated power
- 270 W
- Cooling
- Fanless
Indicative price₹1,550 per pieceGST and delivery confirmed in your quote.
Get a quoteTechnical details
Output
- Voltage
- 4.5 V DC
- Current
- 0–60 A
- Rated power
- 270 W
- Ripple and noise
- 400 mVp-p max
- Voltage accuracy
- ±3.0%
- Line regulation
- ±0.5%
- Load regulation
- ±2.0%
- Hold-up time
- 3.5 ms at 230 V AC, full load
Input
- Voltage range
- 90–264 V AC, 47–63 Hz
- Input current
- 3.5 A at 240 V AC
- Power factor
- Above 0.95 (active PFC)
- Efficiency
- 87% or more
Protection
- Overload
- 110–150% of rated current, hiccup mode, auto-recovery
- Over-current
- 48–76 A, auto-recovery
- Short circuit
- Hiccup mode, auto-recovery
Safety and reliability
- Withstand voltage
- Input–output 3.0 kVAC; input–case 1.5 kVAC; output–case 0.5 kVAC
- Insulation resistance
- 100 MΩ
- MTBF
- 100,000 h at 25 °C
- Standards
- GB4943, EN60950, UL60950, EN55022, GB17625.1
Physical and environment
- Dimensions
- 190 × 82 × 30 mm
- Net weight
- 430 g
- Cooling
- Fanless, free-air convection
- Coating
- Conformal coating on both sides of the PCB
- Operating temperature
- −40 °C to 70 °C (with derating)
- Storage temperature
- −40 °C to 85 °C
- Humidity
- 20–95% RH operating; 10–95% RH storage; non-condensing
- Vibration
- 10–500 Hz, 2 G, 10 min per cycle on each axis
Packing and warranty
- Per carton
- 40 units, 17.9 kg
- Warranty
- 2 years
Figures are taken from the manufacturer's datasheet. Please confirm them with us before ordering.