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Solar inverter SGM4814KOSH2 14KW
Designed for efficiency and flexibility, it seamlessly switches between solar, battery, and grid power to ensure a constant energy supply. Perfect for reducing electricity costs and staying powered during outages
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Specification
Overview
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Processor
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Display
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
RAM
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Storage
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Video Card
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Connectivity
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Features
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Battery
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
General
| Efficiency | High efficiency & smaller: inverter/charging efficiency up to 95.5% (mainstream ≤93%), 30% smaller, low heat for longer life |
|---|---|
| Output | Smart dual outputs: manages critical and general loads; custom 2nd output switch time& power off voltage |
| Lithium battery feature | Smart lithium battery mgmt: activates protected batteries; adjusts charging curve by power to optimize charging |
| Parallel option | Up to 9 units parallel; compatible with 3- phase/single-phase |
| Smart noise control | long-life fan (35-50dB), balances heat dissipation &quietness |
| Standard broke-code LCD (current standard) | Optional 4.3-inch capacitive touch display |
| Dustproof net | Replaceable, washable; humanized cleaning cycle reminder |
| Wireless upgrade | Supports wireless upgrade (no network needed) for personalized customization |
| Utility/PV self-start | Auto-starts when utility/PV connected (no manual restart after low-voltage battery shutdown) |
| Recommended altitude | ≤2000m (derated use at 2000m) |
| Protection | Dual-CPU control, dual safety protection, built-in gateway network module |
| AC dual-input | One for mains power, one for generator dedicacted interface |
| Smart fan control | Reduces noise/air intake, extends dustproof net&device service life |
| Microgrid anti-backflow (optional) | External CT + current sensor enables self-consumption, reducing wiring work |
| Battery-Free operation | Works with PV or mains power |
| Wifi module | The optional wifi module, support links SUNRAY cloud for anytime/anywhere energy management & monitoring |
| Bluetooth direct connect | Check device status via phone without network |
| Standard 2 independent PV inputs | Each MPPT tracking efficiency >99.5% |
| Battery communication | Customizable protocol; supports RS485/CAN, lithium /lead-acid batteries |
| Optimal operating temp | 25℃; max: 65℃ (derated above 45℃) |
| Max noise | <50dB, <40dB at night |
Description
- Model: SGM4814K5SH2
- Rated output power: 14kw
- Rated output current: 61A/70A
- Input mode: Single phase
- Input voltage range: 90-280VAC; or 170⁓280Vac
- Maximum AC Current input: 90A
- Change- over time: 10ms (narrow range), 20ms (wide range)
- Input power factor:>0.99, >0.9
- Output Voltage: 220/230±5 (Vac)
- Battery discharge current: 270A
- Battery charging current: 270A
- Battery input range: 40-60 (VDC)
- Overvoltage protection: 63VDC
- Battery discharge conversion efficiency: 95.6%
- Battery charging conversion efficiency: 95.6%
- Overload: 110%-125% 1min, 125%-150% 30S, >150% 1S
- Battery type:Lead-acid batteries, Lithium batteries, flooded lead-acid battery
- Dual-port output:The second load can be set to start and stop mode: 1. user-defined battery voltage for shutdown and startup, 2. Users can define the time interval to start and stop
- Peak coefficient of output current: 1:3
- Parallel current sharing: Imbalance <2%
- MPPT quantity: 1+1
- Maximum PV input current: 26A+26A
- Maximum PV input power: 18kw
- MPPT starting voltage: 120VDC
- PV input voltage range:60-500 (VDC)
- PV best input voltage: 360VDC
- MPPT maximum efficiency: 99.5%
- European efficiency: 97.5%
- PV priority supply: Priority charging
- Input overvoltage protection: 280Vac
- Input overvoltage protection recovery: 270 Vac
- Input under-voltage protection: 90Vac (narrow range); 170Vac (wide range)
- input under-voltage protection recovery: 100Vac (narrow range); 180Vac (wide range)
- Output short circuit protection: 5 power frequency cycles
- Fan fault protection: Fan fault protection function. when any fan is faulty, the power module has no output
- Lithium battery: one RS485; one CAN (optional)
- WIFI/host computer: Built-in Wifi and bluetooth modules, RS232
- Parallel operation: CAN, up to nine units in parallel
- Remote control: Bluetooth (for near-range inverter data setup & viewing, no network required)
- Battery-free mode: Compatible with lithium activation and no battery use
- IP rating: IP20 (SGE series)
- Lithium battery communication: Standard protocol: PACE, PYLON, Support dedicated charging curve for lithium battery
- Noise: Maximum noise 45dB, Rated power condition <50dB (ambient temperature 45°), Under light load at night <40dB (ambient temperature 25°)
- Island protection: Inclusion of isolated island protection
- Safety standard:IEC/EN-62109-1, IEC/EN-62109-2
- Operating temperature range: -20⁓65℃(use above 45℃ derated)
- Relative humidity: 5⁓95% (surface no condensation)
- Dimension D*W*H (mm) with dust filter: 595*472*130 (mm)
- Weight (kg): 21kg
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