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Solar inverter · SMA · SUNNY TRIPOWER series · CEC approved October 2025
CEC listing: STP 125-70 (AS4777-2 2020)
A 125 kW three-phase solar inverter.
Commercial-scale inverter
At 125 kW, this is built for businesses and large sites. A typical home inverter is 5–10 kW.
Browse home-size inverters →Read from the figures on this page. No review written yet.
The numbers that matter for a home. The full datasheet is below.
Rated power
How much solar it can turn into usable power at once
Phases
Needs a three-phase supply — check your switchboard
Type
Runs solar only
Warranty
How long SMA Australia Pty Ltd stands behind it
Every figure on file for the SMA STP 125-70, by section.
| Specification | Value |
|---|---|
| Efficiency | |
| European efficiency | 98.4% |
| Physical | |
| Weight | 96 kg |
| IP rating | IP65 |
| Operating temperature | 25°C to 60°C |
| Installation requirements | |
| Top clearance | 0 mm |
| Side clearance | 0 mm |
| Earthing method | / |
| DNSP pre-approval | No |
Parsed from the manufacturer datasheet, install manual, and warranty document. Confirm against the linked PDFs before relying on a value for a quote or installation.
Battery compatible
No
Backup capable
No
CEC approved
27 Oct 2025
Approval expiry
27 Oct 2028
Status
Active
Eligible for rebates
Yes
Years in AU Market
20 years
Australian Office
Yes
CEC-Approved Batteries
1
CEC-Approved Panels
0
Category
Mid-Tier
Typical installed, inverter only
$25,000–$50,000
Prices vary by installer, configuration and site complexity. Get exact quotes from installers you choose.
Compare quotes from installers you choose
Western Power approval is required for every grid-connected install. Under Emergency Solar Management, a new system must be remotely manageable, or take an export limit instead — ask your installer to confirm this inverter’s ESM status.
Australian office
Has local presence
Website
www.sma-australia.com.auThe SMA STP 125-70 against the closest-power inverters from other brands.
| Specification | Delta AIOA279K125LDelta | Delta AIOC279K125LDelta | |
|---|---|---|---|
| Rated power? | 125 kW | 125 kW | 125 kW |
| Max efficiency? | 0.0% | 0.0% | 0.0% |
| MPPT trackers? | Not verified | Not verified | Not verified |
| Phases | Three-phase | Three-phase | Three-phase |
| Type | Solar | Battery | Hybrid |
| Battery ready | No | Yes | Yes |
| Warranty | 5 years | Not verified | Not verified |
Specs from the CEC register and datasheet enrichment. Indicative — confirm exact figures with your installer.
The Sunny Tripower 125 comes with a 5-year warranty covering defects. It can be extended, but non-accredited installations void the warranty. To claim, contact customer service.
AI-summarised from the manufacturer warranty document. Always confirm against the linked PDF before relying on it for a claim.
From the install manual
Showing 3 of 3. The official install manual is the authoritative source — always confirm before acting.
E001criticalCall your installerEarth fault detected
E002warningCommunication failure
E003warningOver temperature warning
Part of the SMA SUNNY TRIPOWER series
Compare every SMA SUNNY TRIPOWER variant side by side →
SB1.5-1VL-40 (AS4777-2 2020)
1.5 kW · 1φ
SB2.5-1VL-40 (AS4777-2 2020)
2.5 kW · 1φ
SB3.0-1AV-41 (AS4777-2 2020)
3 kW · 1φ
SB4.0-1AV-41 (AS4777-2 2020)
4 kW · 1φ
SB5.0-1AV-41 (AS4777-2 2020)
5 kW · 1φ
SB6.0-1AV-41 (AS4777-2 2020)
6 kW · 1φ
Other CEC-approved products from SMA Australia Pty Ltd available in Australia.
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About this data
All inverter specifications are sourced from the CEC Approved Products Register. Specifications are provided as published by the CEC and may differ from manufacturer datasheets. Verify current specifications with the manufacturer or your installer before purchasing. Not all listed models may be currently available in Western Australia.