Name: Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus
Brand: Blue Sea Systems
SKU: 5031
Price: 73.09 USD
Availability: InStock

Question 1

Is the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus in stock?

Accepted Answer

Yes, the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus is currently in stock. Order now for quick processing and shipping from our warehouse.

Question 2

What brand makes the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus?

Accepted Answer

The Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus is manufactured by Blue Sea Systems, a trusted brand in the Electrical industry. We carry the full line of genuine Blue Sea Systems parts and accessories.

Question 3

Is the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus a genuine new part?

Accepted Answer

Yes, the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus is a brand new, genuine Blue Sea Systems part manufactured in UNITED STATES.

Question 4

What is the part number for the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus?

Accepted Answer

The manufacturer part number (MPN) for the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus is 5031 and the UPC code is 632085050313. Use these numbers to verify compatibility with your application before ordering.

Question 5

What are the dimensions and weight of the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus?

Accepted Answer

The Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus weighs 0.73 and measures 9 x 4 x 2 (L x W x H). Please verify these specifications fit your application before ordering.

Question 6

How is the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus shipped?

Accepted Answer

The Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus ships from our warehouse via standard shipping methods. Shipping costs are calculated at checkout based on your location and the item's weight and dimensions.

Question 7

Can I return the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus if it doesn't work for me?

Accepted Answer

Yes, the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus is returnable. Please review our return policy page for the return window and conditions. Items must be in original condition with packaging.

Question 8

Does the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus come with a warranty?

Accepted Answer

The Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus is covered by Blue Sea Systems's manufacturer warranty against defects in materials and workmanship. See our warranty page for full details and coverage terms.

Question 9

Does the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus have a California Prop 65 warning?

Accepted Answer

Yes, this product carries a California Proposition 65 warning.

Warning 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.

Question 10

What category does the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus belong to?

Accepted Answer

The Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus belongs to the Fuse Blocks & Fuses subcategory within Electrical. Browse our full selection of Fuse Blocks & Fuses products for more options.

Feature	Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus CURRENT	Blue Sea 5065 Waterproof In-Line Fuse Holder ATO/ATC	Blue Sea 5191 Terminal Fuse Block 30-300AMP	Blue Sea 5502 Fuse Block Class T 225-400 Amp	Blue Sea 5045 ST Blade Compact Fuse Blocks - 4 Circuits w/Cover
Price	$73.09	$10.19	$32.29	$58.64	$32.29
Brand	Blue Sea Systems	Blue Sea Systems	Blue Sea Systems	Blue Sea Systems	Blue Sea Systems
Condition	New	New	New	New	New
Availability	In Stock	In Stock	In Stock	In Stock	In Stock
Weight	0.73	0.08	0.5	1.1	0.27
Dimensions	9 x 4 x 2	4 x 2 x 1	6 x 4 x 1	9 x 8 x 3	8 x 3 x 2
SKU	5031	5065	5191	5502	5045
Country	UNITED STATES	TAIWAN	TW	UNITED STATES	UNITED STATES
	View Item	View Item	View Item	View Item	View Item

SKU	5031
UPC	632085050313
Brand	Blue Sea Systems
Category	Electrical
Country of Origin	UNITED STATES
Weight	0.73
Dimensions	9 x 4 x 2
Status	Active
Last Synced	10/3/2026, 2:04:22 AM

Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus

Quick Specs

Description

Quick Specs

Accessories (20)

Specifications

Compliance & Shipping

Product Literature

Owners Manual

Customer Reviews

Frequently Bought Together

Compare Key Features

You Might Also Need

Ancor Standard Duplex Cable - Flat 16/2 AWG - 2 x 1mm&sup2; Red/Black -Sold by the Foot

Blue Sea 5065 Waterproof In-Line Fuse Holder ATO/ATC

Pacer Black 8 AWG Battery Cable - Sold By The Foot

Blue Sea 5025 ST Blade Fuse Block w/Cover - 6 Circuit w/Negative Bus

Blue Sea 4137 Push Button Reset Only Circuit Breaker Boot - Black

Blue Sea 7054 10A Push Button Thermal with Quick Connect Terminals

Ancor Standard Duplex Cable - Flat 10/2 - 2x5mm&#178; - Red/Black - Sold By The Foot

Ancor Black 10 AWG Primary Cable - Sold By The Foot

Blue Sea 7184 60 Amp Circuit Breaker Surface Mount 285 Series

Blue Sea 6006 m-Series (Mini) Battery Switch Single Circuit ON/OFF Red

ProMariner ProTechOne - 4 AMP - Corded

Blue Sea 4138 WeatherDeck&reg; Toggle Switch Boot - Black

Blue Sea 5191 Terminal Fuse Block 30-300AMP

Pacer White Triplex Cable - 14/3 AWG - Black/Green/White - Sold by the Foot

More from Blue Sea Systems

Blue Sea 1698 Marine-Grade Dual GFCI Receptacle

Blue Sea 360 Panel Conversion Kit - 12 to 24 V DC

Blue Sea 3123 - SMS Panel Enclosure w/ELCI (32A) &amp; 3 Blanks - 230V AC

Blue Sea 3121 - SMS Panel Enclosure w/ELCI (16A) &amp; 3 Blanks - 230V AC

Blue Sea 1499 - 360 Panel - 120V AC GFCI Dual Outlet

Blue Sea 3130 - SMS Panel Enclosure w/Main &amp; 3 Branch (15A) - 120V AC

Blue Sea 3133 - SMS Panel Enclosure w/Main &amp; 3 Branch (12/24V) - 12/24V DC

Blue Sea 2356100 - Water Resistant 100A Busbar w/Cover

Blue Sea 3134 - SMS Panel Enclosure w/4 Branch (12/24V) - 12/24V DC

Blue Sea 8121 - 5 Position Contura Switch Panel w/Dual USB Chargers - 12/24V DC - Black

Blue Sea 3135 - SMS Panel Enclosure w/UL Main &amp; 3 Branch (12/24V) - 12/24V DC

Blue Sea 8521 - 5 Position Contura Switch Panel w/Dual USB Chargers - 12/24V DC - Black

Blue Sea 5056100 - Water Resistant ST-Blade Fuse Block w/Cover

Blue Sea 8664 Contura 2 Bilge Pump Control Panel

Related Products

Samlex Class T Replacement Fuse - 200 Amp

Balmar Communication Cable SG2320 (N2K) &amp; SG240 (RB-C) M12 - 12"

Blue Sea 5056100 - Water Resistant ST-Blade Fuse Block w/Cover

T-Spec V8 Series 100 AMP ANL Fuse - 2 Pack

T-Spec V8 Series 100 AMP Mini-ANL Fuse - 2 Pack

T-Spec VANL ANL Fuse Holder - 1/0 to 4 AWG

T-Spec VANL1 ANL Fuse Holder - 1/0 to 4 AWG

T-Spec VMANL Mini-ANL Fuse Holder - 4 to 8 AWG

T-Spec V8 Series 250 AMP ANL Fuse - 2 Pack

T-Spec V8 Series 300 AMP ANL Fuse - 2 Pack

T-Spec V8 Series 40 AMP Mini-ANL Fuse - 2 Pack

T-Spec V8 Series 30 AMP Mini-ANL Fuse - 2 Pack

T-Spec V8 Series 40 AMP AGU Fuse - 5 Pack

Blue Sea 5289 AGC Fuse Kit - 41-Piece

Customers Also Viewed

Attwood Mooring Fender Lock Kit - Stainless Steel Pair

Fortress FX-55 - Shank

Perko Stainless Steel Round Locker Ventilator 2-1/2"

VMC Fluorocarbon Leader - 150lb - 18"

Flitz Faucet Waxx Plus - 7.6oz Bottle

Navico EP-80R Temperature Sensor - Transom Mount

Raymarine 9M Backbone Cable f/SeaTalk<sup>ng</sup>

Shurhold 9' Telescoping Handle - 60"-108" - Fishing Series

Shurhold 10" Polystyrene Medium Bristle Deck Brush

Shurhold Shur-LOK 24" Floor Squeegee

KVH Starlink Gen 2 Flat Panel Terminal w/Wedge Mount &amp; 25m PoE Cable - Router &amp; Ethernet Adapter Not Included - Activation &amp; Service Plans Through KVH ONLY

Frequently Asked Questions

Is the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus in stock?

What brand makes the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus?

Is the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus a genuine new part?

What is the part number for the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus?

What are the dimensions and weight of the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus?

How is the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus shipped?

Can I return the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus if it doesn't work for me?

Does the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus come with a warranty?

Does the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus have a California Prop 65 warning?

What category does the Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus belong to?

Ancor Standard Duplex Cable - Flat 16/2 AWG - 2 x 1mm² Red/Black -Sold by the Foot

Ancor Standard Duplex Cable - Flat 10/2 - 2x5mm² - Red/Black - Sold By The Foot

Blue Sea 4138 WeatherDeck® Toggle Switch Boot - Black

Blue Sea 3123 - SMS Panel Enclosure w/ELCI (32A) & 3 Blanks - 230V AC

Blue Sea 3121 - SMS Panel Enclosure w/ELCI (16A) & 3 Blanks - 230V AC

Blue Sea 3130 - SMS Panel Enclosure w/Main & 3 Branch (15A) - 120V AC

Blue Sea 3133 - SMS Panel Enclosure w/Main & 3 Branch (12/24V) - 12/24V DC

Blue Sea 3135 - SMS Panel Enclosure w/UL Main & 3 Branch (12/24V) - 12/24V DC

Balmar Communication Cable SG2320 (N2K) & SG240 (RB-C) M12 - 12"

KVH Starlink Gen 2 Flat Panel Terminal w/Wedge Mount & 25m PoE Cable - Router & Ethernet Adapter Not Included - Activation & Service Plans Through KVH ONLY