Automatic Bilge Pump 1100GPH

12V Automatic Bilge Pump – 1100 GPH, Submersible with Built-In Float Switch

Submersible with integrated float switch – ideal for boats up to 9 meters (30 feet)

Designed for autonomous water evacuation, this 1100 GPH bilge pump activates automatically when needed. Compact and quiet, it features a high-speed 6600 RPM motor with copper windings, a snap-off strainer for easy cleaning, and an integrated float switch. Reliable and efficient, it's made for serious marine use.

✅ Key Features

• High Flow Rate: Up to 1100 GPH (≈ 4164 L/h) – quickly removes bilge water to keep your vessel dry.
• Automatic Float Switch: Built-in switch triggers the pump when water reaches 40–50 mm, and stops at 20–30 mm.
• Motor Speed: High-performance motor rated at 6600 RPM, with copper windings and stainless steel shaft.
• Outlet Diameter: 29 mm (1-1/8") – standard size for easy hose connection.
• Easy Maintenance: Snap-off strainer allows quick access for cleaning and clog prevention.
• Anti-Fouling Impeller: Reduces blockage risks from bilge debris or dirt.
• Robust Materials: Reinforced ABS body, waterproof sealed motor, stainless steel shaft.
• Lightweight & Compact: 145 x 94 x 117 mm – fits in tight bilge spaces, weighs just 0.52 kg.

🔧 Product Description

The BAYWATT 12V 1100 GPH automatic bilge pump is fully submersible and engineered for continuous use in saltwater or freshwater bilges. It combines a compact footprint with a powerful motor and corrosion-resistant build. The integrated float switch ensures hands-free operation. Ideal for unattended drainage or as part of a multi-pump setup.

⚙️ Operation

Automatic activation at water levels between 40–50 mm, with stop around 20–30 mm. Uses a three-wire system for automatic and manual control:

• Brown-white: Connect to +12V for float switch automatic mode
• Brown: Optional manual override via switch
• Black: Connect to battery ground (-)

Manual control can be added using an ON-OFF-(ON) toggle or compatible bilge panel.

🔌 Wiring Options

• Pre-wired control panel: IBPB model – includes ON-OFF-(ON) switch, buzzer alarm and LED indicator.
• Custom setup: Use a toggle switch + RGB LED indicator for personalized monitoring.

🔁 Alternative: Use a momentary (ON)-OFF RGB push-button to trigger manual bypass while keeping auto mode always powered. LED status: green = running, blue = standby, red = manual override.

⛵ Applications & Compatibility

• Motorboats up to 9 meters (30 feet)
• Sailboats up to 30 feet
• Inflatable boats and tenders with deep bilges

Suitable for seawater or freshwater only. Do not use with fuel or oil-based liquids.

⚓ From the Workshop

This bilge pump handles light to moderate bilge water from spray, rain, or condensation – especially useful when docked or left unattended. It can be paired with a higher capacity pump for layered protection.

📦 In the Box

• 1 x BAYWATT 12V Automatic Bilge Pump – 1100 GPH
• Integrated wiring harness (~1 m)
• Installation guide with wiring diagram

📚 Related Links

• ➜ 1100 GPH Manual Bilge Pump
• ➜ Complete Bilge Pump Buying Guide