RCT Power Battery 5.7 vs SMA Home Storage 9.8
Technical comparison · High voltage
RCT Power Battery 5.7 and SMA Home Storage 9.8 sit in the same category (High voltage). RCT Power Battery 5.7 is ahead on: warranty. SMA Home Storage 9.8 is ahead on: usable capacity. On the category's technical index, RCT Power Battery 5.7 ranks #11 of 17, SMA Home Storage 9.8 #14.
| Parameter |
Battery 5.7
RCT Power
F3 · Flat-sized (3–8 kWh)
|
Home Storage 9.8
SMA
F4 · House-sized (8–20 kWh)
|
|---|---|---|
| In brief | ||
| Usable capacity | 5.18 kWh | 9.84 kWh |
| Cell chemistry | LFP (lithium iron phosphate) | LFP (lithium iron phosphate) |
| Weight | 78 kg | 114 kg |
| Dimensions (W×D×H) | 34 × 34 × 83 cm | 61 × 21.46 × 145.5 cm |
| How long it lasts | ||
| Battery life cycles | 3650 cicli | 730 cicli |
| The limit that runs out first | anni di garanzia | anni di garanzia |
| Rated cycles | — | 8000 cicli |
| Capacity at end of cycle life | — | 60 % |
| Warranty | 10 anni | 2 anni |
| Guaranteed throughput | — | 70.848 MWh |
| Guaranteed remaining capacity | 80 % | 60 % |
| The numbers | ||
| Energy density | 66.4 Wh/kg | 86.3 Wh/kg |
| Identity | ||
| Use tier | F3 — Flat-sized (3–8 kWh) | F4 — House-sized (8–20 kWh) |
| Category specs | ||
| Depth of discharge | 90 % | 100 % |
| Expandable | Yes | Yes |
| Maximum expanded capacity | — | 16.4 kWh |
| Battery voltage | 230 V | 288 V |
| Declared compatible inverters | RCT Power Storage DC (6.0/8.0/10.0 LAN, 12.0): intervallo di tensione lato batteria 120-600 V dichiarato dall'inverter, entro cui rientra questa taglia (230 V nominali, 180-260 V di range). | Compatibile con entrambi gli inverter ibridi della gamma Smart Energy di SMA: il monofase Sunny Boy Smart Energy (da 1 a 4 moduli) e il trifase Sunny Tripower Smart Energy (da 2 a 5 moduli). Non retrofittabile sui vecchi Sunny Boy Storage (SBS2.5-1VL-10, SBS3.7-10-SBS6.0-10) né con inverter di altri marchi. |
| Round-trip efficiency | — | 94.5 % |
| Standby consumption | 5 W | 6 W |
| Ingress protection | ip42 | IP65 |
| Mounting | Floor standing | Wall mounted |
| Minimum temperature | 5 °C | -10 °C |
| Maximum temperature | 40 °C | 50 °C |
| Local control | None | — |
| Remote updates | — | Can be disabled |
| Declared standards | CE, UN 38.3, IEC 62619 | CE, UN 38.3, IEC 62619, IEC 62477, VDE 2510-50 |
The differences that matter
- Warranty: RCT Power Battery 5.7 10 years vs SMA Home Storage 9.8 2 years
- Usable capacity: RCT Power Battery 5.7 5.18 kWh vs SMA Home Storage 9.8 9.84 kWh
- Standby consumption: RCT Power Battery 5.7 5 W vs SMA Home Storage 9.8 6 W
- Ingress protection: RCT Power Battery 5.7 ip42 · SMA Home Storage 9.8 IP65
- Mounting: RCT Power Battery 5.7 Floor standing · SMA Home Storage 9.8 Wall mounted
Which one to choose
Choose RCT Power Battery 5.7 if…
you value warranty and standby consumption.
This comparison points to the two product pages, where you'll find the complete data and the official links.