16kW Solar Kit + 19.2kWh Battery Offgrid Kit | Trina 445W + Fortress Power Envy Duo 21 + eForce 19.2 kWh
MPN No: TSM-NEG9R.28-445 Envy Duo 21 eForce 19.2kWh
Expected ship date May 16 - 23
In Stock
22,999.50
-20%
$18,195.50
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TSM-NEG9R.28-445 Envy Duo 21 eForce 19.2kWh
MPN No: TSM-NEG9R.28-445 Envy Duo 21 eForce 19.2kWh
Expected ship date May 16 - 23
In Stock
22,999.50
-20%
$18,195.50

This high-output hybrid solar + storage system is built for homeowners and light commercial users who want serious production and true whole-home backup capability. Pairing Trina’s high-efficiency 445W dual-glass modules with the Fortress Power Envy Duo 21 hybrid inverter and eForce 19.2kWh battery, this system delivers scalable, reliable energy with modern monitoring included.
The Envy Duo 21 provides 12kW continuous output and up to 16kW peak, while the eForce battery delivers 19.2kWh of usable storage, making this kit ideal for backup, self-consumption, and energy independence.
| Specification | Value |
|---|---|
| Module Power | 445W |
| Module Efficiency | Up to 22.8% |
| Cell Type | N-type i-TOPCon Monocrystalline |
| Dimensions (L x W x H) | 69.37 x 44.65 x 1.18 in |
| Weight | 48.06 lbs per panel |
| Total Panels | 36 |
| Total Array Size | 16.02 kW |
| Operating Temp | -40°F to 185°F |
| Max System Voltage | 1500V DC |
| Specification | Value |
|---|---|
| Continuous Output Power | 12,000W |
| Peak Output Power | 16,000W |
| Max PV Input | 25,000W |
| MPPTs | 3 |
| Voltage | 120/240V or 120/208V |
| Efficiency | 97.5% (PV to grid) |
| Dimensions (L x W x H) | 22.3 x 35.2 x 11.2 in |
| Weight | 125.71 lbs |
| Battery Voltage | 48V |
| Specification | Value |
|---|---|
| Nominal Energy | 19.2 kWh |
| Battery Type | LFP (Lithium Iron Phosphate) |
| Nominal Voltage | 48V |
| Cycle Life | Up to 8000 cycles |
| Operating Voltage Range | 39–54V |
| Dimensions (L x W x H) | 24.4 x 9.4 x 53.1 in |
| Weight | 487 lbs |
| Ingress Rating | IP65 |
| Specification | Value |
|---|---|
| Function | Battery monitoring & cloud data |
| Connectivity | Wi-Fi / Ethernet |
| Power Consumption | 5W |
| Dimensions (L x W x H) | 7.25 x 6 x 1.25 in |
| Weight | 0.8 lbs |