CM-A31-1100B - Commodore 1100 GPH Non-Automatic Bilge Pump - 12V | Aztek Computers
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SKU: P203OUZIT9 |  Mfg. Part: CM-A31-1100B  | UPC: 817683022973  |  0 Reviews  |     Share

CM-A31-1100B - Commodore 1100 GPH Non-Automatic Bilge Pump - 12V

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Product Overview

1100 GPH Non-Automatic Bilge Pump - 12V

The 1100 GPH Non-Automatic Bilge Pump delivers powerful and efficient water evacuation for marine applications. Designed for flexibility, this pump requires activation through a panel or separate float switch, giving boat owners full control over the operation. With a flow rate of 1100 GPH, it ensures rapid water removal to keep your bilge dry and your vessel safe.

Built to last, this pump features anti-airlock protection, a robust stainless-steel motor shaft, and exclusive moisture-tight seals, making it ideal for harsh marine conditions. Maintenance is simplified with the quick-connect motor and base design, allowing the pump to be replaced in seconds without disconnecting the plumbing. Whether you’re replacing or upgrading, the 1100 GPH Bilge Pump sets the standard for reliable, user-friendly performance.

Features:

  • High-Performance Water Evacuation: With a flow rate of 1100 GPH, this pump rapidly removes bilge water, keeping your vessel dry and ready for safe operation in all conditions.
  • Non-Automatic Design: This pump requires activation through a separate float or panel switch, giving you complete manual control over the operation for enhanced reliability.
  • Quick-Connect Wiring: Features threaded outlets and quick-connect wiring for seamless installation and maintenance. Replace the motor or base in seconds, not hours! Allows to user to switch the pump out in seconds between the quick disconnect base, quick disconnect wiring, and quick disconnect plumbing.
  • Advanced Anti-Airlock Protection: The vented impeller design prevents airlocks, ensuring uninterrupted water flow for consistent performance in challenging conditions.
  • Dual-Size Outlet Compatibility: Includes both 1-inch and 1-1/8 inch straight fittings, along with a 90-degree 1-1/8 inch fitting for flexible and easy installation in various setups.
  • Durable Marine-Grade Construction: Features a stainless-steel motor shaft, marine-grade silicon-blocked wiring, and exclusive moisture-tight seals to resist corrosion and ensure long-lasting operation.
  • Built-In Check Valve: The integrated check valve prevents water backflow, maintaining a dry bilge and increasing pump efficiency for optimal operation.
  • Meets Industry Standards: Fully submersible and ignition protected, meeting or exceeding ISO 8846, ISO 8849, SAE J1171, ABYC C-1500, and ABYC H-22 standards for marine safety and reliability.
  • Compact and Lightweight: Measuring 4.83 x 2.99 x 4.72 inches and weighing just 1.03 lbs, this compact pump is easy to install even in tight bilge spaces.
  • 4-Year Warranty: Backed by Commodore’s 4-year warranty, ensuring reliable performance and peace of mind for boat owners.

Specifications:

  • Outlet: 3/4" and 1-1/8"
  • Voltage: 12V
  • Gallons per hour: 1100 GPH (Gallons Per Hour)
  • Outlet Diameter: 1-inch (25mm) & 1-1/8 inch (29mm)
  • Current: 40A
  • Head: 12 feet (4 meters)
  • Unit Weight: 1.03 lbs (0.47 kg)

Included Components:

  • Dual-size straight fitting (3/4 inch and 1-1/8 inch)
  • Optional 90-degree angled fitting (1-1/8 inch)
  • Quick-connect wiring for hassle-free setup

Expert Overview

The Commodore 1100 GPH Non-Automatic Bilge Pump is a 12V water evacuation solution designed for marine applications. This pump is suitable for boat owners requiring manual control over bilge water removal, as it operates via activation from a separate panel or float switch. It addresses the need for rapid water removal with a flow rate of 1100 GPH, contributing to vessel safety and dryness. Key features include anti-airlock protection, a stainless-steel motor shaft, and moisture-tight seals, engineered for durability in harsh marine environments. Maintenance is facilitated by a quick-connect motor and base design, allowing for swift component replacement without detaching plumbing. The CM-A31-1100B pump includes dual-size straight fittings (1-inch and 1-1/8 inch) and a 90-degree 1-1/8 inch fitting for installation flexibility. It is fully submersible and ignition protected, meeting ISO 8846, ISO 8849, SAE J1171, ABYC C-1500, and ABYC H-22 standards.

Product Details

  • Manufacturer:
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  • UPC:
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  • Country of Origin:
  • Commodore
  • CM-A31-1100B
  • B0DPR92TJ9
  • 817683022973
  • New
  • 1.2 lbs
  • 5 X 3 X 5
  • Aug 03, 2026
  • Mar 15, 2026
  • CHINA
Product Identifiers: Brand: Commodore • Part #: CM-A31-1100B • UPC: 817683022973 • ASIN: B0DPR92TJ9 • Category: Water Pumps & Pressure Tanks

Frequently Asked Questions

What is the power requirement for this bilge pump?

This bilge pump operates on a 12V power supply and has a current draw of 40A.

What outlet sizes are compatible with this pump?

The pump includes fittings for both 1-inch (25mm) and 1-1/8 inch (29mm) outlet diameters. It comes with a dual-size straight fitting and a 90-degree 1-1/8 inch fitting.

Is this a fully automatic bilge pump?

No, this is a non-automatic bilge pump. It requires activation through a separate panel or float switch for operation.

What are the dimensions and weight of the pump?

The pump measures 4.83 x 2.99 x 4.72 inches and has a unit weight of 1.03 lbs (0.47 kg).

CM-A31-1100B - Commodore 1100 GPH Non-Automatic Bilge Pump - 12V

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$41.20