Blue Sea St Clb Push Button Circuit Breaker Block
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You have 30 days to request a return. All sale items are final sale.
Blue Sea Systems ST CLB push button circuit breaker block (SKU 661-5052) is a marine-rated distribution block that makes it easy to install and service multiple protected DC circuits. The clear insulating cover helps meet ABYC/USCG insulation requirements while keeping circuit identification accessible.
Key Features
- Quick-connect clips snap the circuit breakers easily into position
- Tin-plated copper bus bars and screw terminals for secure connections
- Clear insulating cover with square label recesses to support ABYC/USCG insulation requirements
- Easy-to-open cover latch for service access
- Two breakouts for wire access
- Accepts ring terminals
- Optional push button waterproof boots or dress nuts can be installed over the cover
Intended Use
- Marine DC power distribution
- Boat electrical circuit protection and switching layouts
- Replacement/upgrade of an existing Blue Sea Systems CLB push-button breaker block
Product Details
- Product Name: Blue Sea St Clb Push Button Circuit Breaker Block
- SKU: 661-5052
- Type: Circuit breaker block (ST CLB)
- Voltage Max: 32V DC
- Amperage Max: 32A (per circuit)
- Amperage Max: 100A (per block-common source)
- Amperage Max: 40A (per jumped circuit group-independent source)
- Insulating Cover/Labeling: Clear insulating cover with square-format label recesses (ABYC/USCG insulation requirements)
- Wire Access: Two breakouts for wire access
- Terminal Compatibility: Accepts ring terminals
- Optional Accessories: Push button waterproof boots or dress nuts can be installed over the cover
- Weight: 1225 grams
Parts Desk Insights
Best Use Case: Ideal for clean, serviceable multi-circuit DC distribution where you want push-button reset circuit protection and a clear, insulating cover for identification and safety.
Common Issues: When opening the cover for inspection or troubleshooting, confirm that wire routing through the breakouts doesn’t pinch under the cover. Also verify correct ring terminal installation on the screw terminals and use appropriate boots/dress nuts if your install requires additional weather/water protection over the push buttons.
Related Products & Accessories
- Circuit Breakers (Blue Sea Systems) - Browse the circuit breakers category to match the correct push-button breaker type for the CLB layout.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.