Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block
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Estimated Delivery:Oct 18 - Oct 22
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Free Shipping: On all orders over $150
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Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block
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Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block
Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block offers reliable circuit protection tailored for marine and automotive settings. This fuse block is designed to securely mount on your battery terminal, ensuring that your electrical systems are safe and efficient.
Key Features:
- Easy Installation: Features 4 ATO/ATC fused circuits for simple setup.
- Secure Connections: Comes with screw terminals for securing wires effectively.
- Comprehensive Package: Includes four nylon insulated ring terminals and an insulating cover for added safety.
Ideal for marine enthusiasts, automotive applications, and DIYers, this product is supported by Blue Sea's commitment to quality and safety, ensuring customer satisfaction. With a maximum amperage of 100A per block and 30A per circuit, the Blue Sea 5023 Fuse Block is engineered for high performance.

Please note: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp), which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit P65Warnings.ca.gov.
ST-Blade Battery Terminal Mount Fuse BlockFeatures:
- Easy to install 4 ATO/ATC fused circuits
- Mounts on the battery terminal stud
- Screw terminals for securing wires
- Four Nylon insulated ring terminals included
- Insulating cover included
- Accepts Small Format Circuit Labels
- Includes 1 fuse
Specifications:
- Circuits: 4
- Maximum Amperage: 100A per block, 30A per circuit
- Maximum Voltage: 32V DC
- Mounting: Clearance for 3/8" [M10] stud
- Screw Terminal Type: #8-32 Screws with captive star lock washer
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Shipping Policy
Thank you for choosing Outdoors.Supply. We aim to deliver your gear efficiently and reliably.
Carriers
We ship all orders via UPS Ground or FedEx Ground, depending on availability and destination.
Shipping Rates
- Orders under $150: Flat shipping rate of $15
- Orders $150 and above: Free shipping
Note: A handling fee of $7.50 may apply to certain items. If applicable, it will be clearly stated during checkout.
Order Processing
- Orders placed before 12:00 PM ET (Monday–Friday): Processed the same business day
- Orders placed after 12:00 PM ET or on weekends/holidays: Processed the next business day
Delivery Time
All orders are delivered within 3–7 business days from the date of shipment, depending on your location.
For any questions or concerns about your order, please contact us at [hello@outdoors.supply]. We’re here to help!
Discover more in our FAQ
How long does it take to process an order?
All orders are processed the same business day if placed before 12 PM EST. Orders placed after 12 PM EST are processed the following business day.
Do you ship internationally?
No! Currently we are only supporting shipments to contiguous United States. We do not ship to PO Boxes or Internationally.
What is your return policy?
No Returns
Due to the nature of our products and our commitment to ensuring the highest quality standards, we do not accept any returns under any circumstances.
No Refunds
We do not offer refunds for any reason, including but not limited to:
- Change of mind
- Incorrect size or style ordered
- Delayed shipping
- Product dissatisfaction
Please refer to our Refund Policy
What are your sizing options?
We have a size chart displayed on most products to reflect the sizing as accurate as possible. Please review the size chart and ensure you are leveraging the closest size possible.
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Why You'll Love Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block
Premium Quality
Blue Sea Systems is known for exceptional quality and attention to detail in every product.
Fast Shipping
Fast and reliable shipping to get your Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block to you quickly.
Satisfaction Guarantee
Backed by our comprehensive warranty for complete peace of mind.
Expert Support
Our dedicated support team is here to help with any questions about Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block.