• Blue Sea Systems 3135 SMS Panel Enclosure, UL 489 Compliant, 12/24V DC
1 1
1 product view Open images for a closer look Compare photos with product details

Blue Sea Systems

Blue Sea Systems 3135 SMS Panel Enclosure, UL 489 Compliant, 12/24V DC

Blue Sea Systems 3135 SMS Panel Enclosure, UL 489 Compliant, 12/24V DC

SKUCT-118238

$434.60
$434.60
Sale Sold out
Shipping calculated at checkout.
Shipping rewards at $100 U.S. orders of $100 or more get free standard shipping, plus $10 off Expedited and Overnight.

Use the Tug & Tow SKUInclude this SKU when you contact us about fit, availability, or reorders.
Delivery shown at checkoutShipping options, final costs, and delivery estimates appear before payment.
Check fit before orderingReview dimensions, part numbers, model details, and compatibility notes.
Confirm the details before checkoutFit can depend on your boat, RV, trailer, vehicle, or equipment. Contact us before ordering if compatibility is critical.Ask a product question

Product details

Review the details before ordering.

Ensure robust and compliant DC circuit protection with the Blue Sea Systems 3135 SMS Panel Enclosure. Engineered for demanding marine and vehicle applications, this enclosure provides a secure housing for 1x UL 489 DC main and 3x branch 12/24V DC circuit breakers. Its design meets stringent UL 489 specifications and CFR 46 / Coast Guard requirements, making it ideal for critical power distribution systems where reliability and safety are paramount. Upgrade your electrical system with confidence and maintain clear visibility of circuit status.

In the Box:

  • 3135 Enclosure
  • Glands x 6
  • Labels
  • Mounting hardware
  • Instruction manual

Key Benefits & Features:

  • UL 489 Compliant: Suitable for use in applications requiring UL 489 specifications, including Navy, Army, and Coast Guard vessels.
  • Versatile Breaker Accommodation: Designed to house 1 x UL 489 DC Main and 3 x Branch 12/24V DC circuit breakers, offering a customizable power distribution hub.
  • Durable Construction: Features a robust glass-filled polycarbonate base and an overlapping clear cover for exceptional strength, increased gasket protection, and easy visual inspection of circuit breaker status.
  • Superior Environmental Protection: An oversized, formed-in-place seamless PUR gasket provides excellent water resistance and seals against harsh conditions.
  • Corrosion-Resistant Hardware: Equipped with stainless steel latches and an easily removable stainless steel hinge pin for durability and convenient access without compromising the seal.
  • Flexible Configuration: Blank apertures accommodate Carling Technologies™ A and C Series Flat Rocker and ELCI Main circuit breakers for tailored system integration.
  • Secure Cable Entry: Includes waterproof glands to ensure sealed cable penetrations, maintaining the enclosure's integrity.
  • Clear Status Indication: Six amber LED lights provide clear ON indication for active circuits, enhancing safety and troubleshooting.
  • Wide Temperature Range: Operates reliably in temperatures from -40°C to 85°C, suitable for extreme environments.

Recommended Pairings:

  • Pair with Blue Sea Systems A or C-Series circuit breakers for a complete and robust DC power solution.

Shipping & returns

Shipping methods, delivery estimates, and final costs appear at checkout before payment. Some bulky, supplier-shipped, or special-handling items may ship separately. See Shipping & Returns for return windows and eligibility.

Fit & compatibility

Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.

Need help choosing?

Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.

View full details