Cworth 4kW Hybrid Inverter for Home and VS Growatt 3.5kVA Hybrid Inverter for Home and
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Specifications Comparison
Spec keys are preserved from both products. We never remove a key just because the other product has no value yet.
| Feature | Cworth 4kW Hybrid Inverter for Home and | Growatt 3.5kVA Hybrid Inverter for Home and |
|---|---|---|
| Overview | ||
| Model | CE-H4K | IP20 |
| Battery Type | Flooded 29.2V/58.4V 27V/54V | Lithium/Lead-acid |
| Brand | SMA | Growatt |
| Output | ||
| Waveform | Pure sine wave | Pure sine wave |
| Rated Power | 4000 W | 3500 VA/ 3500 W |
| Nominal Output Frequency | (Hz), 50+0.3 Hz/60 Hz+0.3 Hz (Adjustable) Hz | - |
| AC Output Rated Current | 18.2 A | - |
| Surge Power | - | 7000 VA |
| Nominal Output Voltage | 230Vact5% Vac | - |
| Battery | ||
| Pass Through Without Battery | Yes | - |
| Chemistry | Lithium | Lead-acid |
| Max Charging Current | 10 A-Max. Grid Charge Curent (Adjustable unit is 1 A) A | 60 A |
| Self Discharge | Adjustable, up to 30V/60V | - |
| Electrical | ||
| Nominal Voltage | 24 V | 48 VDC V |
| Max. Shorted Current | 18.2 A/4000 W | - |
| Input Voltage Range | - | 170-280 Vac (For Personal Computers) ; 90-280 Vac (For Home Appliances) |
| Max. efficiency | 93% | 93% |
| Maximum Charge Power | - | 4500 W kW |
| Current Rating | 18.2 A | 80 A |
| High Line Voltage Disconnect | 280Vact+3V | - |
| Low voltage load disconnect | 170 Vac+3V (For Computers) | - |
| Solar Input | ||
| Max PV Input Current | 15 A | - |
| MPPT Voltage Range | 85V-450 V | 120 V |
| Max PV Input Power | 4000 W | 4500 W |
| Start Voltage | 24 | 48 |
| Short Circuit Current (Isc) | 170 Vac+3V (For Computers) | 22 A |
| Max PV Open Circuit Voltage | 500 V | - |
| AC Input | ||
| Max AC Input Voltage | - | 230 Vac |
| Parallel Capability | Yes, up to 12 units | Yes, 6 units maximum |
| Transfer Time | 10ms typical (UPS);20ms typical (Appliances) | 10ms typical, 20ms Max |
| Rated AC Input/Output Active Power (W) | 4000 W | 3500 VA/ 3500 W |
| Max. AC Input/Output Apparent Power (VA) | AOOOW | 3500 VA/ 3500 W |
| Input AC Voltage Range | 85 V | - |
| Protection | ||
| Ingress Protection | - | IP20 |
| Protection | - | degree, IP20 |
| High DC Input Alarm & Fault | 31V+0.2V | - |
| Output Short Circuit Protection | Yes | - |
| Overcharge Protection | Yes | - |
| Physical | ||
| Module Dimensions | 347x445x120 mm | - |
| Humidity | - | 5% to 95% Relative Humidity(Non-condensing) |
| Product Weight | 9.2 kg | 11.5 kg |
| Operating Temperature | Range, -10°C~55° C | 0°C - 55° C |
| Storage Temperature | -15°C~60° C | -15°C - 60° C |
| Product Dimensions | 347x445x120mm W | - |
| Operating Temperature Range Discharge | -10°C~55°C | - |
| Compatibility | ||
| Brand Compatibility | Official: , | Official: , |
| Other Specs | ||
| Permissible Altitude | - | <2000m |
| Low DC Input Shut-down Recovery | 29V+40.2V | - |
Overview
Model
CE-H4K
IP20
Battery Type
Flooded 29.2V/58.4V 27V/54V
Lithium/Lead-acid
Brand
SMA
Growatt
Output
Waveform
Pure sine wave
Pure sine wave
Rated Power
4000 W
3500 VA/ 3500 W
Nominal Output Frequency
(Hz), 50+0.3 Hz/60 Hz+0.3 Hz (Adjustable) Hz
-
AC Output Rated Current
18.2 A
-
Surge Power
-
7000 VA
Nominal Output Voltage
230Vact5% Vac
-
Battery
Pass Through Without Battery
Yes
-
Chemistry
Lithium
Lead-acid
Max Charging Current
10 A-Max. Grid Charge Curent (Adjustable unit is 1 A) A
60 A
Self Discharge
Adjustable, up to 30V/60V
-
Electrical
Nominal Voltage
24 V
48 VDC V
Max. Shorted Current
18.2 A/4000 W
-
Input Voltage Range
-
170-280 Vac (For Personal Computers) ; 90-280 Vac (For Home Appliances)
Max. efficiency
93%
93%
Maximum Charge Power
-
4500 W kW
Current Rating
18.2 A
80 A
High Line Voltage Disconnect
280Vact+3V
-
Low voltage load disconnect
170 Vac+3V (For Computers)
-
Solar Input
Max PV Input Current
15 A
-
MPPT Voltage Range
85V-450 V
120 V
Max PV Input Power
4000 W
4500 W
Start Voltage
24
48
Short Circuit Current (Isc)
170 Vac+3V (For Computers)
22 A
Max PV Open Circuit Voltage
500 V
-
AC Input
Max AC Input Voltage
-
230 Vac
Parallel Capability
Yes, up to 12 units
Yes, 6 units maximum
Transfer Time
10ms typical (UPS);20ms typical (Appliances)
10ms typical, 20ms Max
Rated AC Input/Output Active Power (W)
4000 W
3500 VA/ 3500 W
Max. AC Input/Output Apparent Power (VA)
AOOOW
3500 VA/ 3500 W
Input AC Voltage Range
85 V
-
Protection
Ingress Protection
-
IP20
Protection
-
degree, IP20
High DC Input Alarm & Fault
31V+0.2V
-
Output Short Circuit Protection
Yes
-
Overcharge Protection
Yes
-
Physical
Module Dimensions
347x445x120 mm
-
Humidity
-
5% to 95% Relative Humidity(Non-condensing)
Product Weight
9.2 kg
11.5 kg
Operating Temperature
Range, -10°C~55° C
0°C - 55° C
Storage Temperature
-15°C~60° C
-15°C - 60° C
Product Dimensions
347x445x120mm W
-
Operating Temperature Range Discharge
-10°C~55°C
-
Compatibility
Brand Compatibility
Official: ,
Official: ,
Other Specs
Permissible Altitude
-
<2000m
Low DC Input Shut-down Recovery
29V+40.2V
-
Frequently Asked Questions
Key differences from the current specs are: Nominal Voltage (24 V vs 48 VDC V); Model (CE-H4K vs IP20); MPPT Voltage Range (85V-450 V vs 120 V).
Growatt 3.5kVA Hybrid Inverter for Home and Small Business Backup 48VDC 230VAC Output 120-430VDC MPPT Range Expandable to 6 Units IP20 (SPF-3500-ES) currently leads on more weighted core specs (66/100 vs 34/100). For home backup, also confirm battery voltage match and your expected daily load before purchase.
Current price snapshot on SolarMarket Uganda is Cworth 4kW Hybrid Inverter for Home and Small Business Backup 24V DC Input 230VAC Output 120A MPPT Parallel up to 12 Units (CE-H4K): UGX 2,141,700, Growatt 3.5kVA Hybrid Inverter for Home and Small Business Backup 48VDC 230VAC Output 120-430VDC MPPT Range Expandable to 6
Yes. You can request quotations from verified sellers using the RFQ flow: https://solarmarket.ug/rfq/create
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