Name: Hubble AM-5: The Best 100% DoD Rack Battery for South Africa 2025
Item: Hubble AM-5
Rating: 4.2
Author: Maarten Kronberger

Researched & reviewed by Maarten Kronberger

Published 2025-11-16 • Updated 2026-10-07 • SolarPowerGuide

Seen installed in the field

What I’ve seen on installs

A good entry-level battery at a decent price.

Maarten Kronberger, building contractor. Installed on projects where I checked the solar work.

R24,000

Avg Price

100%

DoD

6000

Cycles

4.2/5

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)

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

My Verdict

4.2 / 5

A good entry-level battery at a decent price.

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