Sold out -20% sale
Sierra Not Qualified for Free Shipping Sierra 4-1/2
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-1/2" Shieldsflex II Water/Exhaust 6-1/4' Length #116-250-4121 $116.58 $144.72
Sierra 116-250-4121 Exhaust HoseSierra 4-1/2" Shieldsflex II Water/Exhaust 6-1/4' Length #116-250-4121Sierra 4-1/2" Shieldsflex II Water/Exhaust 6-1/4' Length #116-250-4121Normalized SKU: 1162504121UPC Code: 030999541260
-17% sale
Sierra 4-1/2
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-1/2" T-Bolt Band Clamp #18-720-4120 $16.38 $19.55
Sierra 18-720-4120 Hose ClampsSierra 4-1/2" T-Bolt Band Clamp #18-720-4120Hose: ClampsSierra 4 1/2" T Bolt Band Clamp 18-720-4120Normalized SKU: 187204120UPC Code: 030999572561
Sold out -17% sale
Sierra 4-1/2
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-1/2" T-Bolt Band Clamp #18-720-4120S $14.71 $17.56
Sierra 18-720-4120S Hose ClampsSierra 4-1/2" T-Bolt Band Clamp #18-720-4120SNormalized SKU: 187204120SUPC Code: 808282194147
Sold out -22% sale
Sierra Not Qualified for Free Shipping Sierra 4-1/8
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-1/8" Shields Exhaust Corrosion 12-1/2' Length #116-252-4184 $331.81 $421.43
Sierra 116-252-4184 Exhaust HoseSierra 4-1/8" Shields Exhaust Corrosion 12-1/2' Length #116-252-4184Sierra 4-1/8" Shields Exhaust - Corr. 12-1/2' Length #116-252-4184Normalized SKU: 1162524184UPC Code: 030999541857
Sold out -20% sale
Sierra Not Qualified for Free Shipping Sierra 4-1/8
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-1/8" Shields Exhaust Corrosion 6-1/4' Length #116-252-4181 $107.98 $134.05
Sierra 116-252-4181 Exhaust HoseSierra 4-1/8" Shields Exhaust Corrosion 6-1/4' Length #116-252-4181Sierra 4-1/8" Shields Exhaust - Corr. 6-1/4' Length #116-252-4181Normalized SKU: 1162524181UPC Code: 030999541840
Sold out -17% sale
Sierra 4-1/8
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-1/8" T-Bolt Band Clamp #18-720-4180 $14.93 $17.82
Sierra 18-720-4180 Hose ClampsSierra 4-1/8" T-Bolt Band Clamp #18-720-4180Normalized SKU: 187204180UPC Code: 030999572578
-15% sale
Sierra 4-9/16
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 4-9/16" to 5-1/2" Hose Clamp #18-710-80 $7.74 $9.10
Sierra 18-710-80 Hose ClampsSierra 4-9/16" to 5-1/2" Hose Clamp #18-710-80Normalized SKU: 1871080UPC Code: 808282348861
-17% sale
Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 12-Gang with Bus Bar and Cover #FS40840 Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 12-Gang with Bus Bar and Cover #FS40840
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Fuse Block 12-Gang with Bus Bar and Cover #FS40840 $63.21 $75.85
Sierra FS40840 Fuses & Fuse Panels Overall size: 3-3/8" W x 5-1/4" L x 1-5/8" H Max Voltage Rating: 32VDC Rating per Circuit: 30A Max Cumulative Rating per block: 100A Terminal Stud Size: M5 Screw Size: M4 Accepts ATP/ATC/ATO blade style fuses up to 30A ABYC/USCG compliant Transparent cover with recessed area for labels (60pc. decal set included) Storage for 2 spare fuses LED indication of blown fuses 12 Gang with Bus Bar and Cover Normalized SKU: FS40840UPC Code: 808282382421
-20% sale
Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 12-Gang with Cover #FS40820 Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 12-Gang with Cover #FS40820
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Fuse Block 12-Gang with Cover #FS40820 $72.82 $90.40
Sierra FS40820 Fuses & Fuse PanelsSierra 408 Series Fuse Block 12-Gang with Cover #FS40820Normalized SKU: FS40820UPC Code: 808282380816
Sold out -17% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Fuse Block 6-Gang #FS40850 $43.04 $51.64
Sierra FS40850 Fuses & Fuse PanelsSierra 408 Series Fuse Block 6-Gang #FS40850Normalized SKU: FS40850UPC Code: 808282386252
-17% sale
Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 6-Gang with Bus Bar and Cover #FS40830 Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 6-Gang with Bus Bar and Cover #FS40830
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Fuse Block 6-Gang with Bus Bar and Cover #FS40830 $73.82 $88.58
Sierra FS40830 Fuses & Fuse Panels Overall size: 3-3/8"W x 3-11/16"L x 1-5/8"H Max Voltage Rating: 32VDC Rating per Circuit: 30A Max Cumulative Rating per block: 100A Terminal Stud Size: M5 Screw Size: M4 Accepts ATP/ATC/ATO blade style fuses up to 30A ABYC/USCG compliant Transparent cover with recessed area for labels (60pc. decal set included) Storage for 2 spare fuses LED indication of blown fuses 6 Gang with Bus Bar and Cover Normalized SKU: FS40830UPC Code: 808282382261
Sold out -17% sale
Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 6-Gang with Bus Bar and Cover #FS40900 Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 6-Gang with Bus Bar and Cover #FS40900
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Fuse Block 6-Gang with Bus Bar and Cover #FS40900 $46.19 $55.42
Sierra FS40900 Fuses & Fuse Panels Dimensions: 3 1/2" Width x 5" Height x 1 1/4" Depth Accepts Fast-acting (AGC), Time-delay (MDL), and 3AG Glass fuses Glass fiber reinforced PBT base ensures great mechanical strength and durability LED indication of blown fuses Transparent cover with recessed area for labels and storage for 6 spare fuses Max Operating Voltage: 32VDC Rating per Circuit: 30A Cumulative Rating per block: 100A Screw Size: M4 Terminal Stud Size: M5 6 Gang with Bus Bar and Cover Includes 60-piece label set Normalized SKU: FS40900UPC Code: 808282382384
-17% sale
Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 6-Gang with Cover #FS40800 Sierra Qualifies for Free Shipping Sierra 408 Series Fuse Block 6-Gang with Cover #FS40800
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Fuse Block 6-Gang with Cover #FS40800 $65.85 $79.02
Sierra FS40800 Fuses & Fuse Panels Overall Size: 3-3/8"W x 3-1/16"L x 1-5/8"H Accepts ATP/ATC/ATO blade style fuses up to 30A ABYC/USCG compliant Transparent cover with recessed area for labels (60pc decal set included) Storage for 2 spare fuses LED indication of blown fuses Max Voltage Rating: 32VDC Rating per Circuit: 30A Max Cumulative Rating per block: 100A Terminal Stud Size: M5 Screw Size: M4 6 Gang with Cover Normalized SKU: FS40800UPC Code: 808282380793
-17% sale
Sierra Qualifies for Free Shipping Sierra 408 Series Ground Bb 12 Term with Cover #FS40810 Sierra Qualifies for Free Shipping Sierra 408 Series Ground Bb 12 Term with Cover #FS40810
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 408 Series Ground Bb 12 Term with Cover #FS40810 $24.61 $29.38
Sierra FS40810 Fuses & Fuse Panels Overall size: 3-3/8"W x 2-1/4"L x 1-5/8"H Screw size: M4 Stud size: M5 12 Terminal with Cover ABYC/USCG compliant Transparent cover with recessed area for labels (60pc. decal set included) Normalized SKU: FS40810UPC Code: 808282380809
-17% sale
Sierra Qualifies for Free Shipping Sierra 409 Series Fuse Block 12-Gang with Bus Bar and Cover #FS40910 Sierra Qualifies for Free Shipping Sierra 409 Series Fuse Block 12-Gang with Bus Bar and Cover #FS40910
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 409 Series Fuse Block 12-Gang with Bus Bar and Cover #FS40910 $59.33 $71.19
Sierra FS40910 Fuses & Fuse Panels Dimensions: 3-1/2" Width x 5" Height x 1-1/4" Depth Accepts Fast-acting (AGC), Time-delay (MDL), and 3AG Glass fuses Max Operating Voltage: 32VDC Rating per Circuit: 30A Cumulative Rating per block: 100A PBT Glass Fiber Reinforced Base Material Transparent cover with recessed area for labels and storage for 6 spare fuses LED indication of blown fuses 6 Gang AGC Common Source with Cover Includes 60-piece label set Normalized SKU: FS40910UPC Code: 808282382407
Sold out -17% sale
Sierra Qualifies for Free Shipping Sierra 409 Series Fuse Block 6 Gang AGC Independent Source with Cover #FS40920 Sierra Qualifies for Free Shipping Sierra 409 Series Fuse Block 6 Gang AGC Independent Source with Cover #FS40920
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 409 Series Fuse Block 6 Gang AGC Independent Source with Cover #FS40920 $45.15 $54.18
Sierra FS40920 Fuses & Fuse Panels Dimensions: 129mm x 91mm Max Operating Voltage: 32VDC Rating per Circuit: 30A Cumulative Rating per block: 100A Screw Size: M4 Terminal Stud Size: M5 Accepts Fast-acting (AGC), Time-delay (MDL), and 3AG Glass fuses PBT Glass Fiber Reinforced Base Material Transparent cover with recessed area for labels and storage for 6 spare fuses LED indication of blown fuses 6 Gang AGC Independent Source with Cover 60-piece label set included Normalized SKU: FS40920UPC Code: 808282382254
-17% sale
Sierra Qualifies for Free Shipping Sierra 40a FMX Fuse #FS84020 Sierra Qualifies for Free Shipping Sierra 40a FMX Fuse #FS84020
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 40a FMX Fuse #FS84020 $20.89 $24.94
Sierra FS84020 Fuses & Fuse Panels Amp Rating: 40A Maximum Voltage: 32VDC Standardized color coding for easy amperage identification ISO 8820-4: 2002 Type: FMX Interrupting Rating: 1500A @ 32VDC Body Color: Green Normalized SKU: FS84020UPC Code: 808282383572
-17% sale
Sierra Qualifies for Free Shipping Sierra 40a Marine Rated Battery Fuse #FS84110 Sierra Qualifies for Free Shipping Sierra 40a Marine Rated Battery Fuse #FS84110
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 40a Marine Rated Battery Fuse #FS84110 $30.55 $36.46
Sierra FS84110 Fuses & Fuse Panels Amp Rating: 40A Ignition Protected Bolt-down design for high-vibration applications Fits Standard isolated M8 stainless steel stud Compact and designed for DC Main, Bow Thruster, Inverter, and Windlass circuit protection Meets ABYC requirements: for DC main circuit protection on large battery banks with a high-interrupt rating Easy fault indication with clear fuse display Color-coded amperage identifier The compact design fits: directly onto the positive battery stud providing circuit protection directly from the power source Normalized SKU: FS84110UPC Code: 808282383732
Sold out -15% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 45-Degree Female Swivel Brass Fitting #18-502-1234 $7.33 $8.62
Sierra 18-502-1234 FittingsSierra 45-Degree Female Swivel Brass Fitting #18-502-1234Normalized SKU: 185021234UPC Code: 030999572233
Sold out -15% sale
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra 45-Degree Female Swivel Brass Fitting #18-502-1278 $5.58 $6.56
Sierra 18-502-1278 FittingsSierra 45-Degree Female Swivel Brass Fitting #18-502-1278Normalized SKU: 185021278UPC Code: 030999572240

Frequently Asked Questions

First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!

Yes, we offer FREE Shipping on most orders over $149 to US-48*.

Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.

  • Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
  • Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
  • Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
  • Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
  • Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
  • In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store

Below the price of the item, on the product page, there is a message indicating the availability of the product.

The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.

We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.

If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.

Free Shipping

On most orders $149+ to the continental 48 US states.

Secure Shopping

Fast, secure checkout with a variety of payment methods.

Shop with confidence

25+ years serving the marine industry.

Support center

Need help? Contact us via live chat, phone, or email.

© 2026 First Choice Marine.