AST-75

Sodium-ion starter battery for H8 class boats and campers — the largest of the sodium range.

Configuration	75 Ah · 12 V class
Typical fitment	H8
Chemistry	Sodium-ion
Battery management	Integrated BMS, cell balancing and protection
Cycle life	3,500+ cycles
Cold cranking (CCA)	850 A
Full specification	Available on request
Certification	EMC tested · RoHS · UN38.3 transport tested

Model mapping and dimensional drawings are confirmed at quotation.

Key features.

🔋

Designed for marine and RV duty.

⚓

Built into the pack.

🚐

Built into the pack.

🛠️

Built into the pack.

Standard on every AST starter battery, sodium-ion and LiFePO4 alike.

📱

State of charge, voltage, current and temperature in the app.

🔒

The BMS holds back a minimum remaining capacity for starting.

🔑

One switch in the app releases that reserve to the starter motor.

🗓️

Low self-discharge keeps the reserve through a long idle season.

Cell layout, protection board, fusing and thermal path — shown on the real unit, not a render.

Internal structure

Slot 07 · link pending

Specification sheet and certificate pack are supplied with quotations.