Description
Blue Sea 7934 Contura II DPST Switch | Boat Supply Store
Engineered to withstand the rigors of marine environments, this switch provides reliable circuit control for critical onboard systems. It is rated for 20A at 12V and 15A at 24V, ensuring compatibility with a wide range of vessel electronics. Its robust construction includes internal and external gasket panel seals, offering superior resistance to vibration, shock, thermoshock, moisture, and salt spray, making it ideal for offshore fishing vessels operating in harsh conditions.
Key Features
- DPST for independent control of two circuits
- OFF-ON momentary action for positive switching
- Contura II actuator for ergonomic and durable operation
- Marine-grade resistance to vibration, shock, and salt spray
- Weather-sealed with internal and external gasket panel seals
- 100,000-hour LED for long-term status indication
- Wide operating temperature range from -40°C to 85°C
- Panel mountable in Blue Sea Contura Water Resistant Panels
Specifications
| Product Specifications | |
|---|---|
| Switch Type | DPST |
| Actuator Type | Contura II |
| Color | Black |
| Action | OFF-ON |
| Voltage Rating | 20A @ 12V / 15A @ 24V |
| Environmental Resistance | Vibration, shock, thermoshock, moisture, and salt spray resistant |
| Panel Sealing | Internal and external gasket |
| Operating Temperature | -40°C to 85°C |
| LED Lifespan | 100,000 hours |
| MPN | 7934 |
Who This Is For
Marine enthusiasts and boat owners requiring a highly durable and weather-resistant switch for essential electrical functions, particularly on vessels exposed to severe marine elements. Marine electricians seeking a reliable component for installing or upgrading critical circuit controls.
How It Compares
| Feature | Blue Sea 7934 Contura II DPST Switch | Carling Technologies L Series L2D1 |
|---|---|---|
| Pole/Throw | DPST | DPST, DPST |
| Actuator Type | Contura II | Contura II, Contura |
| Amperage Rating (12V) | 20A | 20A, 20A |
| Environmental Sealing | Vibration, shock, thermoshock, moisture and salt spray resistant with internal and external gasket panel seal | IP67, Splash resistant |
| LED Lifespan | 100,000 hours | Typically 50,000 hours, null |
Common Concerns Answered
Are there any common complaints about this switch?
While generally well-regarded, some users have noted occasional variability in LED brightness or lifespan, despite its 100,000-hour rating. A few users also find the actuator's initial resistance slightly stiff.
Is the price justified for this switch?
The Blue Sea 7934 may have a higher initial cost than generic alternatives, but its superior marine-specific environmental resistance and proven durability in harsh conditions make it a prudent long-term investment for reliable onboard electrical system control.
What are the installation requirements?
Installation is rated as 'Easy' (2 of 5 difficulty), requiring basic electrical knowledge for wire connection and panel mounting. Skills in wire stripping and crimping are the primary requirements.
Frequently Asked Questions
What is the amperage rating of the Blue Sea 7934 Contura II Switch?
The Blue Sea 7934 Contura II switch is rated for 20 Amperes at 12 Volts DC and 15 Amperes at 24 Volts DC.
What type of switch action does the Blue Sea 7934 have?
The Blue Sea 7934 switch features a Double Pole/Single Throw (DPST) configuration with an OFF-ON action.
Is the Blue Sea 7934 switch waterproof or water-resistant?
The Blue Sea 7934 switch is water-resistant, featuring internal and external gasket panel seals that protect against moisture and salt spray.
What are the operating temperature limits for the Blue Sea 7934 switch?
This switch is designed to operate reliably within a temperature range of -40° Celsius to 85° Celsius.
What is the purpose of the embedded LED in the Blue Sea 7934 switch?
The embedded LED serves as a visual indicator, providing a clear ON/OFF status for the controlled circuit, with a rated lifespan of 100,000 hours.
