Blue Sea Systems
HD-Series Heavy Duty On-Off Battery Switch with AFD
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HD-Series Heavy Duty On-Off Battery Switch with AFD
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Blue Sea Systems
HD-Series Heavy Duty On-Off Battery Switch with AFD
No reviews yet
Part Number:
  • Switches a single battery to a single load group
  • Includes AFD (Alternator Field Disconnect)
  • Ignition protected-safe for installation aboard gasoline powered boats
  • Case design allows surface or rear panel mounting
  • Accepts two 4/0 AWG (95mm≤) battery cables

    Specifications:
    Switch Type : Single Circuit ON-OFF
    Color: Grey
    Switch Positions: 2
    Battery Combine: No
    Alternator Field Disconnect: Yes
    Maximum Voltage: 32V DC
    Terminal Stud Torque: 220 in-lb (24.86 Nm)
    Continuous Rating: 600A
    Intermittent Rating: 900A (5 min)
    Cranking Rating: 30 sec 1750A
    Battery Inputs: 1
    Cable Clearance For 4/0 AWG Cables: 1.10in (27.94 mm)
    Cable Quantity to Meet Ratings: Two Cables
    Cable Size to Meet Ratings: 4/0 AWG (120mm≤)
    Mounting Holes: Accept 1/4" (M6) Screw
    Terminal Stud Size: 1/2" (M12)
    Weight: 1.30lb (0.59 kg)

After ordering online, you will receive an automated email confirmation containing your order details. Your order will then be confirmed within a few minutes of placing your order.

It is our policy to ensure we deliver to our customers in a timely manner. In order to achieve this we use a range of freight companies depending on the size and weight of your order. In some instances we may use a number of carriers to get your products to you. For example, chain may come by road, some electronic equipment by air.


Most orders are shipped within 2 - 5 Days

Shipping rates

Orders delivered to Australian Post Codes under $499 attract an $18.00 shipping charge.

Orders of $499 or more ship free.*


For Remote areas and bulky items. If the cost to send is vastly different to our standard delivery costs, someone from our team will contact you prior to dispatch to arrange further payment or to issue a refund if you are not happy with the additional charges.

International orders will be charged at $0.00 initially and our staff will be in contact with a shipping quote. If the quote is not accepted the customer reserves the right to cancel their order and be refunded in full.

Should you have any queries or concerns about shipping, please don't hesitate to get in touch by clicking the support button on bottom right of the page.