--- product_id: 347856144 title: "Blue Sea Systems ST Blade Fuse Block" brand: "blue sea systems" price: "328 zł" currency: PLN in_stock: true category: "Blue Sea Systems" url: https://www.desertcart.pl/products/347856144-blue-sea-systems-st-blade-fuse-block store_origin: PL region: Poland --- # 100A max block current Precision #8-32 screw terminals Compact 4-circuit fuse protection Blue Sea Systems ST Blade Fuse Block **Brand:** blue sea systems **Price:** 328 zł **Availability:** ✅ In Stock ## Summary > 🛠️ Fuse your circuits with confidence and style! ## Quick Answers - **What is this?** Blue Sea Systems ST Blade Fuse Block by blue sea systems - **How much does it cost?** 328 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/347856144-blue-sea-systems-st-blade-fuse-block) ## Best For - blue sea systems enthusiasts ## Why This Product - Trusted blue sea systems brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Mounting:** Easy surface mount with #8 screw and recommended torque for professional-grade installation. - • **Powerhouse Protection:** Supports up to 100A per block and 30A per circuit for robust electrical safety. - • **Covered for Confidence:** Protective cover keeps fuses safe and your setup looking clean and professional. - • **Secure Screw Terminals:** Captive star lock washers ensure vibration-resistant, reliable connections. - • **Sleek & Compact Design:** Space-saving footprint perfect for modern, organized electrical setups. ## Overview The Blue Sea Systems ST Blade Fuse Block 5045 is a compact, surface-mount fuse block designed for ATO/ATC fuses, delivering up to 100A per block and 30A per circuit at 32V DC. Featuring secure #8-32 screw terminals with captive star lock washers and a protective cover, it ensures reliable, vibration-resistant circuit protection ideal for boating and other demanding environments. ## Description Blue Sea Systems 5045 ST Blade Fuse Block Compact 4 Circuit with Cover : desertcart.ae: Tools & Home Improvement ## Features - Blue Sea Systems Fuse Block ST Blade Compact 4 Circuit with Cover, part number 5045, is a common source fuse block that provides surface mount circuit protection for ATO/ATC fuses in a compact footprint - Max Amps: 100A per block, 30A per circuit, Max Volts: 32V DC, Mounting :#8 Screw (M4), Recommended stud torque: 24 in-lb, Screw Terminal Torque: 18in-lb, Screw terminal type: #8-32 screws with captive star lock washer, terminal stud size: #10-32 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01BV1MS1K | | Best Sellers Rank | #20,736 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #40 in Fuses & Holders | | Brand Name | Blue Sea Systems | | Color | With cover | | Connector Type | Screw | | Current Rating | 100 Amps | | Customer Reviews | 4.8 4.8 out of 5 stars (737) | | Global Trade Identification Number | 00632085050450 | | Included Components | Blue Sea Systems 5045 Fuse Block St Blade Mini 4 Cir- | | Item Dimensions W x H | 9.2W x 4.4H centimeters | | Item Type Name | Blue Sea Systems 5045 Fuse Block St Blade Mini 4 Cir- | | Item Weight | 0.25 Pounds | | Lower Temperature Rating | 20 Degrees Celsius | | Manufacturer | BLUE SEA | | Material Type | Plastic | | Model | 5045-BSS | | Mounting Type | #8 Screw (M4) | | Number Of Contacts | 4 | | Number Of Poles | 4 | | Number of Positions | 8 | | Part Number | 5045-BSS | | Specification Met | Iso 8846, Sae J1171 | | Temperature Range | 1E+2 Degrees Celsius | | UPC | 632085050450 | | Unit Count | 1 Count | | Upper Temperature Rating | 100 Degrees Celsius | | Voltage | 32 Volts (DC) | ## Product Details - **Connector type:** Screw - **Current rating:** 100 Amps - **Material:** Plastic - **Mounting type:** #8 Screw (M4) - **Number of contacts:** 4 ## Images ![Blue Sea Systems ST Blade Fuse Block - Image 1](https://m.media-amazon.com/images/I/71uZHxa3R0L.jpg) ![Blue Sea Systems ST Blade Fuse Block - Image 2](https://m.media-amazon.com/images/I/711edHF6xML.jpg) ![Blue Sea Systems ST Blade Fuse Block - Image 3](https://m.media-amazon.com/images/I/71e3eyQhq5L.jpg) ![Blue Sea Systems ST Blade Fuse Block - Image 4](https://m.media-amazon.com/images/I/71ueNCZrRCL.jpg) ![Blue Sea Systems ST Blade Fuse Block - Image 5](https://m.media-amazon.com/images/I/61QSp2iSi7L.jpg) ## Available Options This product comes in different **Color, Style** options. ## Frequently Bought Together - Blue Sea Systems 5045 ST Blade Fuse Block Compact 4 Circuit with Cover - Blue Sea Systems 2314 100 Amp Mini BusBar with 5 screws and a cover - Blue Sea Systems Terminal Blocks 20A - 65A --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/347856144-blue-sea-systems-st-blade-fuse-block](https://www.desertcart.pl/products/347856144-blue-sea-systems-st-blade-fuse-block) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-30*