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Blue Sea 120/240VAC 30A Rotary Source Selector Switch, 2 Position + Off
Blue Sea 120/240VAC 30A Rotary Source Selector Switch, 2 Position + Off
Switches Hot & Neutral Conductors - Shore/Off/Gen Faceplate - UL Listed
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DESCRIPTION
Reliable AC Power Management for Marine and Off-Grid Installations
Managing multiple alternating current power inputs requires dependable, safe switching hardware to protect sensitive onboard electronics and electrical appliances. The Blue Sea Systems 6337B is an industrial-grade AC rotary source selector switch engineered to simplify complex power distribution. Designed specifically for systems utilising dual 120V AC shore power inputs or a single 240V AC source, this unit seamlessly routes power to serve two distinct 120V AC load groups. By consolidating source selection into a single, intuitive panel-mounted control, it eliminates the hazards of manual rewiring and prevents accidental back-feeding between incompatible power supplies such as shore power pedestals and onboard generators.
Safe Dual-Conductor Switching Architecture
Unlike standard single-pole switches that only interrupt the active line, this heavy-duty marine AC selector switch simultaneously switches both the hot (active) and neutral conductors. In marine, RV, and specialised off-grid environments, isolating the neutral conductor alongside the active conductor is critical for preventing stray current corrosion, ground loops, and reverse polarity issues across different power sources. With a continuous rating of 30A, the internal contact architecture ensures minimal voltage drop and secure load transfer.
- Dual-Conductor Isolation: Simultaneously switches both hot and neutral lines to maintain complete electrical isolation between sources.
- Complex Source Routing: Connects two 120V AC shore power sources or one 240V AC source to two independent 120V AC load groups.
- Ergonomic One-Hand Operation: Features a contoured rotary handle and a clearly labelled faceplate (Shore, Off, Generator) for effortless, mistake-free transitions.
- Recessed Terminal Block: Modular, stackable blue enclosure houses recessed screw terminals to prevent accidental contact and ensure high-vibration wire retention.
- Versatile Panel Mounting: Engineered for straightforward rear-panel installation into switchboards and bulkheads up to 0.16" (approx. 4.00mm) thick.
- Certified Compliance: Fully UL listed for verified electrical safety and peace of mind in demanding commercial and recreational fit-outs.
Engineered for Demanding Switchboard Environments
Built to withstand the rigours of mobile and marine environments, the switch features a robust, modular terminal block housing that protects internal contacts from dust and accidental shorting during installation or maintenance. The recessed connection terminals securely clamp heavy-gauge AC wiring, reducing the risk of loose connections caused by hull impacts or road vibrations. The high-contrast black faceplate provides immediate visual confirmation of the active power source, allowing operators to transition safely through the central "Off" position before engaging an alternate supply.
Important Installation Considerations
This rotary switch is designed purely as an isolation and source-transfer mechanism. Please note that overcurrent circuit protection is not integrated into this unit and must be provided elsewhere within your AC distribution panel using appropriately rated circuit breakers or fuses. While ideal for international vessels, imported fifth-wheel RVs, and specialised industrial split-phase setups operating on 120V/240V AC configurations, installers should verify compatibility with local Australian 230V/240V single-phase wiring standards prior to installation.
Upgrade Your AC Power Distribution
Ensure safe, compliant, and effortless transitions between your shore power and generator supplies. Integrate the Blue Sea 30A Rotary Source Selector Switch into your custom electrical panel today for professional-grade AC source management.
SKU: BS-6337B
SPECIFICATIONS
| Specification | Details |
|---|---|
| Product type | AC rotary source selector switch |
| Rated current | 30A |
| Switch positions | 2 Position + Off |
| AC sources | Two 120V AC shore power sources and one 240V AC source |
| AC load groups | Two 120V AC load groups |
| Switching | Switches both hot and neutral |
| Function | Connects one of two different AC sources to one circuit |
| Mounting | Panel mount; panels up to 0.16" (4.00mm) thick |
| Operation | One-hand operation |
| Compliance | UL listed |
| SKU: | BS-6337B |
| Model #: | BS-6337B |
| MPN: | BS-6337B |
| Package weight: | 0.54 kg |
| Package length: | 0.11 m |
| Package width: | 0.11 m |
| Package height: | 0.1 m |
WARRANTY
Blue Sea Warranty Policy
Blue Sea Systems products sold by us are supplied with a warranty against defects for the warranty period shown below, subject to the product type, application and the terms of this warranty policy.
The express warranty provided by us is limited to a maximum of 5 years from the original date of purchase, unless otherwise required under Australian Consumer Law.
Blue Sea Systems may offer longer manufacturer support on some products at their discretion
Warranty Lengths by Product Range
| Blue Sea Product Range | Warranty Length | Application / Notes |
|---|---|---|
| Most Blue Sea Systems Products | 5 years | Applies to most Blue Sea Systems products found to be defective in materials or manufacture. |
| P12 Battery Chargers | 5 years | Warranty period starts from the original date of purchase. |
| P12 Remote Displays | 5 years | Warranty period starts from the original date of purchase. |
| Digital Meters | 3 years | Warranty period starts from the original date of purchase. |
| Vessel System Monitors | 3 years | Warranty period starts from the original date of purchase. |
Warranty Assessment and Remedy
If a Blue Sea Systems product is found to be defective in materials or manufacture within the applicable warranty period, we will, at our discretion, arrange a repair, replacement, store credit or refund, depending on the nature of the fault and the requirements of Australian Consumer Law.
Products may need to be returned for assessment before a warranty claim can be approved. Where required, the product must be returned with dated proof of purchase and a clear description of the fault.
Labour costs for removing, replacing, reinstalling or diagnosing a product are not covered by this express warranty unless otherwise required under Australian Consumer Law.
Making a Warranty Claim
To make a warranty claim, please contact us with your dated proof of purchase, product details and a description of the fault.
The product may need to be returned for inspection before the claim can be assessed. If the product is confirmed to be faulty and covered by this warranty, we will advise the available remedy.
What This Warranty Does Not Cover
This warranty does not cover faults or damage caused by incorrect installation, incorrect application, misuse, abuse, neglect, unauthorised modification, accidental damage, normal wear and tear, environmental damage, or failure to use the product in accordance with the manufacturer's instructions.
- Incorrect installation or wiring
- Incorrect product selection or application
- Misuse, abuse or neglect
- Physical or accidental damage
- Water ingress or environmental damage outside the product's intended use
- Unauthorised modification or repair
- Normal wear and tear
- Labour costs for removal, replacement, reinstallation or diagnosis
- Freight, travel or call-out costs unless otherwise required by law
- Products not returned for assessment when reasonably required
Manufacturer Support
Blue Sea Systems may provide additional manufacturer support on some products beyond the warranty period listed above. Where available, we may assist customers in contacting the manufacturer, but any manufacturer support beyond the express warranty period is subject to the manufacturer's own terms and continued availability.
Australian Consumer Law
This warranty is in addition to other rights and remedies available at law. Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.
DOCUMENTS
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