SolarPowerGuide
Solar panel hero

Hubble AM-5: The Best 100% DoD Rack Battery for South Africa 2025

5.12kWh fully usable (100% DoD). 1C discharge. Stack up to 15 units for 76.8kWh. Hubble Cloud app with real-time monitoring. Payback in 3.8–4.5 years.

MK

Researched & reviewed by Maarten Kronberger

Published 2025-11-16 • SolarPowerGuide

R24,000
Avg Price
100%
DoD
6000
Cycles
4.8/5
SPG Rating

Hubble: South Africa’s Favourite Local Battery Brand

Hubble has installed over 60,000 units in SA since 2019 — the most trusted local battery brand. The AM-5 is the only rack battery with 100% DoD and full Hubble Cloud integration.

  • 60K+ Units in SA
  • 10 Years Warranty
  • 100% DoD

Full Technical Specifications

Capacity & Performance

  • Usable Capacity: 5.12 kWh (100% DoD)
  • Total Capacity: 5.12 kWh
  • Cycle Life: 6000 @ 25°C
  • Efficiency: 95%
  • Max Charge/Discharge: 100A (1C cont., 2C peak)
  • Self-Discharge: <3%/month

Physical & Protection

  • Voltage: 48V (nominal)
  • Chemistry: LiFePO4 (Grade A)
  • Dimensions: 442×500×133 mm (3U)
  • Weight: 45 kg
  • IP Rating: IP20 (indoor)
  • Temp Range: 0–50°C charge / -10–50°C discharge

Real-World 100% DoD Performance

5.12 kWh

Fully Usable

76.8 kWh

Max Stack (15)

1C

Discharge Rate

Delivers full 5.12 kWh every cycle. Powers 10–12 kWh/day homes with 2 units. Zero capacity fade after 1000 cycles. Used with Sunsynk, Deye, Victron, GoodWe.

Installation & Scalability

Standard 19" rack or wall mount. Parallel up to 15 units. RS485/CAN BMS. Hubble Cloud app for remote monitoring, diagnostics, and firmware updates.

Sunsynk Deye Victron GoodWe Solis

Pro Tip:

Use 16 mm² cables and Hubble Cloud to set charge limits and monitor health in real time.

Warranty & Local Reliability

  • Product Warranty: 10 years
  • Cycle Warranty: 6000 cycles or 7 years
  • Protection: Over-charge, over-discharge, short-circuit, temp
  • Local Support: Nationwide Hubble service centers
  • Parts: 98% availability in SA

Cost & ROI – 2025 SA Numbers

System Size Modules Cost (Installed) Annual Savings Payback
5.12 kWh 1 × AM-5 R24,000 R6,300 3.8 years
10.24 kWh 2 × AM-5 R48,000 R12,600 3.8 years

*Assumptions: R2.50/kWh tariff, 5% escalation, 8kW hybrid, 10kWp PV, 100% DoD.

Pros & Cons – SA User Feedback

Pros

  • 100% DoD = full 5.12 kWh usable
  • 1C continuous discharge
  • Stackable to 76.8kWh
  • Hubble Cloud app with remote monitoring
  • 10-year warranty + local support

Cons

  • IP20 — indoor use only
  • No built-in heater for cold areas
  • Slightly heavier than competitors

Final Verdict

4.8 / 5

The Hubble AM-5 is the best 100% DoD rack battery in South Africa.

Maximum usable capacity, smart monitoring, and unbeatable local support.

More Solar Product Reviews

Research-based reviews of solar products used in real South African installations

Dyness PowerBrick review

Dyness PowerBrick review

We review the Dyness PowerBrick lithium battery system and evaluate its efficiency,&#8230;

Read review →
Trina Solar Vertex S+ TSM-NEG9R.28 450W review

Trina Solar Vertex S+ TSM-NEG9R.28 450W review

450W N-type dual-glass half-cut panel with 22.5% efficiency. Ultra-low degradation.&#8230;

Read review →
BlueNova RacPower 5kWh review

BlueNova RacPower 5kWh review

5kWh <strong>usable</strong> (90% DoD). 7000 cycles. 1C discharge. Proudly built in&#8230;

Read review →
View all product reviews →

Related Articles

The Hidden Problem With Legacy Eskom Meters and Solar Systems

The Hidden Problem With Legacy Eskom Meters and Solar Systems

Legacy Eskom meters were designed for electricity flowing in one direction only. Modern solar&#8230;

Read more →
Eight Days Off-Grid: How the Transition Has Affected Us in the Short Term

Eight Days Off-Grid: How the Transition Has Affected Us in the Short Term

The human side of eight days off-grid. The anger and confusion on day one. A battery that drained to&#8230;

Read more →
Top 15 Bifacial Solar Panels in South Africa 2025 – Real Yield Rankings

Top 15 Bifacial Solar Panels in South Africa 2025 – Real Yield Rankings

The best-performing bifacial panels available in South Africa right now – ranked by real-world yield&#8230;

Read more →

Ready to Install? Find a Verified Installer

Browse our directory of solar installers across South Africa

Browse Installers