Blue Sea Systems CableClam
Blue Sea Systems' CableClam is a simple, marine-focused cable bulkhead feedthrough that earns a best-in-class spot for cost-effective, tool-free installation and reliable waterproofing on single-cable power runs. Its technical advantage is a low-cost, easy-to-fit clamping seal that reduces labor and inventory compared with multi-pin solutions, making it a practical choice when you don’t need the complexity or expense of Amphenol M12 or DEUTSCH DT multi-pin connectors. For waterproof bulkhead feedthrough power connectors it represents the most budget-friendly, maintenance-light option among the list while still meeting common marine sealing requirements.
Secure cable sealing
Quick multi-cable install
Secure cable sealing
Quick multi-cable install
Review Summary
"Users praise the Blue Sea CableClam for easy installation, reliable waterproof sealing and tidy cable management; some note limitations on maximum cable diameter and a premium price. "
Clamps like a koala
Simple, low-profile bulkhead cable seal that accommodates a wide range of cable diameters.
Clamps like a koala
Simple, low-profile bulkhead cable seal that accommodates a wide range of cable diameters.
Recreational Enjoyment
Time-Saving Convenience
Blue Sea Systems' CableClam is a simple, marine-focused cable bulkhead feedthrough that earns a best-in-class spot for cost-effective, tool-free installation and reliable waterproofing on single-cable power runs. Its technical advantage is a low-cost, easy-to-fit clamping seal that reduces labor and inventory compared with multi-pin solutions, making it a practical choice when you don’t need the complexity or expense of Amphenol M12 or DEUTSCH DT multi-pin connectors. For waterproof bulkhead feedthrough power connectors it represents the most budget-friendly, maintenance-light option among the list while still meeting common marine sealing requirements.
Secure cable sealing
Quick multi-cable install
Clamps like a koala
Simple, low-profile bulkhead cable seal that accommodates a wide range of cable diameters.
Durable nylon housing with an EPDM rubber insert to prevent water ingress and cable chafe.
Secure cable sealing
Quick multi-cable install
Clamps like a koala
Simple, low-profile bulkhead cable seal that accommodates a wide range of cable diameters.
Durable nylon housing with an EPDM rubber insert to prevent water ingress and cable chafe.
$20-50 CAD
Scanstrut DS40 Deck Seal
The Scanstrut DS40 Deck Seal is positioned as a premium deck-mounted bulkhead feedthrough with excellent UV and weather resistance and a slim, low-profile aesthetic well suited to exposed marine installations. It trades a slightly higher price for superior cosmetic integration and long-term outdoor durability compared with simpler designs like the CableClam, and while it lacks the multi-pin electrical capability of DEUTSCH or Amphenol M12 solutions, it outperforms many rivals on deck sealing and corrosion resistance. For waterproof bulkhead feedthrough power connectors it’s a top choice when appearance, prolonged UV exposure and tight deck fit are priorities.
Low-profile seal
Tool-free fit
Low-profile seal
Tool-free fit
Review Summary
"Owners of the Scanstrut DS40 Deck Seal report excellent waterproofing and a neat finished look on deck installations; a few mention limited cable capacity and trickier installs in very thick decks. "
Sits flush like a ninja
Marine-grade deck seal engineered to provide a waterproof pass-through for cables and connectors.
Sits flush like a ninja
Marine-grade deck seal engineered to provide a waterproof pass-through for cables and connectors.
Recreational Enjoyment
Time-Saving Convenience
The Scanstrut DS40 Deck Seal is positioned as a premium deck-mounted bulkhead feedthrough with excellent UV and weather resistance and a slim, low-profile aesthetic well suited to exposed marine installations. It trades a slightly higher price for superior cosmetic integration and long-term outdoor durability compared with simpler designs like the CableClam, and while it lacks the multi-pin electrical capability of DEUTSCH or Amphenol M12 solutions, it outperforms many rivals on deck sealing and corrosion resistance. For waterproof bulkhead feedthrough power connectors it’s a top choice when appearance, prolonged UV exposure and tight deck fit are priorities.
Low-profile seal
Tool-free fit
Sits flush like a ninja
Marine-grade deck seal engineered to provide a waterproof pass-through for cables and connectors.
Robust, UV-resistant materials and a clamping system for secure, long-term deck installations.
Low-profile seal
Tool-free fit
Sits flush like a ninja
Marine-grade deck seal engineered to provide a waterproof pass-through for cables and connectors.
Robust, UV-resistant materials and a clamping system for secure, long-term deck installations.
Marinco ConnectPro Bulkhead Connector
Marinco’s ConnectPro bulkhead connector is a heavy-duty, shore-power and high-current feedthrough designed to balance robust amperage capacity with competitive pricing and wide availability. Its financial advantage is a strong value proposition for boaters and installers needing higher current handling than simple cable seals, offering safer, standardized power mating without the premium cost of industrial multi-pin systems like TE DEUTSCH. In the waterproof bulkhead feedthrough category it’s the practical mid-market option for high-current power delivery where industrial ruggedness of DEUTSCH may be unnecessary.
Locking shore-power
Corrosion resistant
Locking shore-power
Corrosion resistant
Review Summary
"Marinco ConnectPro bulkhead connectors are regarded as robust and dependable for marine power feedthroughs with good corrosion resistance; some users cite occasional fit/compatibility issues and higher cost. "
Twist-lock confidence
Heavy-duty bulkhead connector designed for marine shore power and similar high-current applications.
Twist-lock confidence
Heavy-duty bulkhead connector designed for marine shore power and similar high-current applications.
Recreational Enjoyment
Time-Saving Convenience
Marinco’s ConnectPro bulkhead connector is a heavy-duty, shore-power and high-current feedthrough designed to balance robust amperage capacity with competitive pricing and wide availability. Its financial advantage is a strong value proposition for boaters and installers needing higher current handling than simple cable seals, offering safer, standardized power mating without the premium cost of industrial multi-pin systems like TE DEUTSCH. In the waterproof bulkhead feedthrough category it’s the practical mid-market option for high-current power delivery where industrial ruggedness of DEUTSCH may be unnecessary.
Locking shore-power
Corrosion resistant
Twist-lock confidence
Heavy-duty bulkhead connector designed for marine shore power and similar high-current applications.
Corrosion-resistant contacts and housing to withstand saltwater environments and repeated mating cycles.
Locking shore-power
Corrosion resistant
Twist-lock confidence
Heavy-duty bulkhead connector designed for marine shore power and similar high-current applications.
Corrosion-resistant contacts and housing to withstand saltwater environments and repeated mating cycles.
$100-200 CAD
Amphenol LTW M12 Bulkhead Connector
Amphenol LTW’s M12 bulkhead connectors bring an industrial, compact multi-pin solution with IP67/IP68-level sealing, making them ideal for combined power and signal feedthroughs in constrained spaces. The technical advantage is the standardized M12 ecosystem—easy mating, multiple codings and many third-party accessories—so they are more modular and versatile than single-cable seals like CableClam or deck-specific seals like Scanstrut, while typically costing less than heavy-duty DEUTSCH power connectors for mixed-signal applications. For waterproof bulkhead feedthrough power connectors they are the go-to when you need sealed multi-pin capability in a small footprint with broad vendor support.
Compact M12 form
IP67/IP68 rated
Compact M12 form
IP67/IP68 rated
Review Summary
"Amphenol LTW M12 bulkhead connectors are valued by professionals for their IP67/IP68 sealing and rugged build for sensors and field wiring; feedback notes higher cost and the need to ensure correct mating parts for reliable performance. "
Tiny but mighty
M12 threaded bulkhead connector family offering compact, standardized waterproof power/signal connections.
Tiny but mighty
M12 threaded bulkhead connector family offering compact, standardized waterproof power/signal connections.
Skill Development & Mastery
Time-Saving Convenience
Amphenol LTW’s M12 bulkhead connectors bring an industrial, compact multi-pin solution with IP67/IP68-level sealing, making them ideal for combined power and signal feedthroughs in constrained spaces. The technical advantage is the standardized M12 ecosystem—easy mating, multiple codings and many third-party accessories—so they are more modular and versatile than single-cable seals like CableClam or deck-specific seals like Scanstrut, while typically costing less than heavy-duty DEUTSCH power connectors for mixed-signal applications. For waterproof bulkhead feedthrough power connectors they are the go-to when you need sealed multi-pin capability in a small footprint with broad vendor support.
Compact M12 form
IP67/IP68 rated
Tiny but mighty
M12 threaded bulkhead connector family offering compact, standardized waterproof power/signal connections.
IP67-rated sealing with threaded metal coupling for secure mating and vibration resistance.
Compact M12 form
IP67/IP68 rated
Tiny but mighty
M12 threaded bulkhead connector family offering compact, standardized waterproof power/signal connections.
IP67-rated sealing with threaded metal coupling for secure mating and vibration resistance.
TE Connectivity DEUTSCH DT Series Bulkhead
TE Connectivity’s DEUTSCH DT series is the market leader for rugged, high-reliability sealed multi-pin power bulkhead connectors, favored in heavy equipment and demanding marine environments for its high current-per-pin ratings and proven durability. Its technical advantage is unmatched sealed multi-pin power capacity and extensive aftermarket support, albeit at a higher price and larger form factor than M12 or single-cable seals, making it the top choice when long-term reliability and high-power distribution across multiple circuits are mission-critical. Within the waterproof bulkhead feedthrough segment it represents the premium, industrial-grade option for applications where failure is not acceptable.
Rugged sealing
Keyed alignment
Rugged sealing
Keyed alignment
Review Summary
"TE Connectivity DEUTSCH DT series bulkhead connectors are widely praised for extreme durability, consistent sealing and long-term reliability in harsh environments; assembly can be time-consuming but performance is consistently rated highly. "
Survives mud and mayhem
Rugged DT-series bulkhead connector built for harsh environments and heavy-duty vehicle/equipment use.
Survives mud and mayhem
Rugged DT-series bulkhead connector built for harsh environments and heavy-duty vehicle/equipment use.
Skill Development & Mastery
Time-Saving Convenience
TE Connectivity’s DEUTSCH DT series is the market leader for rugged, high-reliability sealed multi-pin power bulkhead connectors, favored in heavy equipment and demanding marine environments for its high current-per-pin ratings and proven durability. Its technical advantage is unmatched sealed multi-pin power capacity and extensive aftermarket support, albeit at a higher price and larger form factor than M12 or single-cable seals, making it the top choice when long-term reliability and high-power distribution across multiple circuits are mission-critical. Within the waterproof bulkhead feedthrough segment it represents the premium, industrial-grade option for applications where failure is not acceptable.
Rugged sealing
Keyed alignment
Survives mud and mayhem
Rugged DT-series bulkhead connector built for harsh environments and heavy-duty vehicle/equipment use.
Sealed thermoplastic housing and corrosion-resistant contacts provide IP67-level protection.
Rugged sealing
Keyed alignment
Survives mud and mayhem
Rugged DT-series bulkhead connector built for harsh environments and heavy-duty vehicle/equipment use.
Sealed thermoplastic housing and corrosion-resistant contacts provide IP67-level protection.