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ꁇInverters
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Controller
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Integrated ESS
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PV-ESS Integrated Container
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ꁇEnergy Storage All-in-One
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ꁇSolar storage battery
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ꁇPower battery
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Portable power station
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ꁇSolar Power System
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ꁇSolar panels
120V series 3.6/6.5KW-48V on/off-grid inverter
supports parallel connection and battery-free operation. Built-in MPPT solar charger, pure sine wave output. It provides 4 charging modes and UPS bypass function with comprehensive protections. Wi-Fi remote monitoring available. Compatible with lead-acid and lithium batteries, ideal for residential energy storage systems.
| Product Specifications | ||
| Model | SW-3.6K-48V-US | SW-6.5K-48V-US |
| Parallel operation mode | ||
| Number of units in parallel | 1~6 | 1~6 |
| Communication Mode | ||
| Rated input voltage | 120Vac±5% | |
| Input phase voltage range | (90Vac~140Vac)±2% | |
| Frequency | 50Hz/60Hz(Auto detection) | |
| Frequency range | 47±0.3Hz~55±0.3Hz(50Hz); 57±0.3Hz~65±0.3Hz(60Hz); |
|
| Overload/short-circuit protection | Circuit breakers and fuses | |
| Efficiency | >95% | |
| Switchover time (bypass and inverter) | ≤5ms | |
| AC reverse protection | Yes | |
| Maximum bypass phase overload current | 40A | 60A |
| Inverter mode | ||
| Output voltage waveform | Pure sine wave | |
| Rated output power (VA/W) | 3600VA/3600W | 6500VA/6500W |
| Power factor | 1 | |
| Rated output voltage (Vac) | 120Vac | |
| Output voltage error | ±5% | |
| Output frequency range (Hz) | 50Hz±0.3Hz/60Hz±0.3Hz | |
| Maximum efficiency | >91% | |
| Overload protection | (102% < load < 110%) ± 5%: an error is reported and the output is switched off after 5 minutes; (110% < load < 125%) ± 5%: an error is reported and the output is switched off after 10 seconds; load > 125% ± 5%: an error is reported and the output is switched off after 5 seconds; |
|
| Peak power | 7200VA | 12000VA |
| Motor load performance | 2HP | 5HP |
| Output short-circuit protection | Circuit breakers and fuses | |
| Bypass circuit breaker phase specifications | 40A | 63A |
| Rated battery input voltage | 48V (minimum start-up voltage 44V) | |
| Battery voltage range | 40.0 Vdc to 60 Vdc ±0.6 Vdc (undervoltage alarm, shutdown voltage, overvoltage alarm, overvoltage recovery, etc. can be set on the LCD screen) | |
| Self-discharge in power-saving mode | Load≤25W | |
| AC charging | ||
| Battery type | Lead-acid or lithium batteries | |
| Maximum charging current (configurable) | 40A | 120A |
| Charging current tolerance | ±5Adc | |
| Charging voltage range | 40-60Vdc | |
| Short-circuit protection | Circuit breakers and fuses | |
| Circuit breaker phase specifications | 40A | 63A |
| Solar charging | ||
| Number of MPPT channels | 1 | 2 |
| Maximum PV open-circuit voltage | 300Vdc | |
| PV operating voltage range | 120Vdc~300Vdc | |
| MPPT voltage range | 90Vdc~260Vdc | |
| Battery voltage range | 40-60Vdc | |
| Maximum PV input power | 4500W | 4500W+4500W |
| Maximum PV input current | 27A | 22A+22A |
| Wiring protection | Reverse connection protection | |
| Maximum charging current specifications for hybrid charging (AC charging + solar charging) | ||
| Maximum charger current (configurable) | 0-80A | 0-150A |
| General data | ||
| Operating temperature range | -20°C to 60°C (derated at 45°C) | |
| Storage temperature range | -25°C to 60°C | |
| Humidity range | 5% to 95% (with protective coating) | |
| Noise | ≤60 dB | |
| Protection rating | IP21 | |
| Heat dissipation | Forced air cooling, intelligent variable-speed fan | |
| Communication interfaces | USB/RS485 (Wi-Fi/4G)/dry contact control | |
| Dimensions (L × W × D) | 415x280x100mm | 550x365x130mm |
| Weight (kg) | 7.8 | 21 |
| Optional features | ||
| Parallel operation function | □ Yes | □ No |
| Wi-Fi function | □ Yes | □ No |
| Grid reverse current protection CT | □ Yes | □ No |
