Overview
The ARCO Marine Zeus Alternator Shield is a 48V protection device for high-output alternator charging systems. It is made to clamp excess voltage and route it to ground during voltage spikes or battery disconnect events, including lithium battery BMS shutoffs and switch interruptions.
- Product type: alternator shield
- System voltage: 48V
- Protection focus: voltage spikes, battery disconnects, and load dump events
- Use case: modern electrical systems, including lithium battery systems with BMS shutoff risk
- Status indication: LED indicator shows health status
- Installation: installs directly at alternator terminals
- Testing: tested to ISO 16750-2 Load Dump Standard
- Performance claim: up to 75% more survivable disconnect events versus the leading competitor
- Ecosystem: integrated into the ARCO Zeus ecosystem
Specifications
| Brand | ARCO Marine |
|---|---|
| Manufacturer part # | AS48 |
| UPC | 735380545703 |
| Boxed dimensions | 4 x 4 x 2 in |
| Shipping weight | 0.15 lb |
Shipping & returns
Free standard shipping
Standard shipping is free on every U.S. order — no minimum. Need it faster? Faster delivery options are available at checkout for qualifying orders. In-stock orders ship quickly with tracking; oversized and freight items may ship separately and can take a little longer. International rates are calculated at checkout.
30-day returns
Request a return within 30 days of delivery. Authorized returns are subject to a 15% restocking fee. Return shipping is paid by the buyer; items must be new and in original packaging. See our refund policy.
Genuine products
We source from authorized U.S. distributors. Every product is new, genuine and covered by the manufacturer warranty.
Similar items you may like
Popular in this store
Top deals right now
Genuine products
Genuine products, full warranty.
Fast, tracked shipping
On in-stock marine gear.
Expert support
Talk to people who know the gear.
Secure checkout
Protected payments via Shopify.
