PRODUCT DETAILS
2000 GPH Non-Automatic Bilge Pump - 12V
The 2000 GPH Non-Automatic Bilge Pump is engineered for superior performance, durability, and ease of maintenance. Designed for marine applications, this high-capacity pump operates via a separate float or panel switch, providing complete user control. Its advanced anti-airlock technology, moisture-tight seals, and stainless-steel motor shaft ensure consistent operation even in the harshest marine conditions.
Featuring a quick-connect design, the pump, base, and wiring can be replaced in seconds without disrupting plumbing connections. The robust impeller design, combined with its high-efficiency motor, delivers exceptional water evacuation while operating quietly with low energy draw. Dual-size straight and 90-degree outlet fittings provide flexibility for a variety of installation setups.
Whether you’re upgrading or maintaining your bilge system, the CM-A31-2000B ensures reliable and hassle-free performance, meeting the highest safety and marine standards.
Features:
- 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.
- Powerful Water Evacuation: Delivers a high flow rate of 2000 GPH, efficiently clearing large volumes of water to keep your bilge dry and safe in critical conditions.
- Non-Automatic Operation: Requires a separate float switch or manual panel switch, giving boat owners full control over when the pump activates.
- Anti-Airlock Technology: The advanced impeller design prevents airlocks, ensuring smooth and uninterrupted operation in any marine environment.
- Dual Outlet Compatibility: Includes both straight and 90-degree fittings for 1-1/8 inch hoses, offering flexibility for various plumbing configurations.
- Marine-Grade Durability: Features a high-efficiency motor with a stainless-steel shaft, exclusive moisture-tight seals, and marine-grade blocked wiring for long-lasting reliability.
- Meets Safety Standards: Fully submersible and ignition protected, meeting or exceeding ISO 8846, ISO 8849, SAE J1171, ABYC C-1500, and ABYC H-22 standards for safe marine operation.
- Quiet and Energy-Efficient Operation: The high-efficiency motor operates quietly with a low amp draw, minimizing power consumption without sacrificing performance.
- 4-Year Warranty: Backed by Commodore’s 4-year warranty, ensuring dependable operation and peace of mind for marine enthusiasts.
Specifications:
- Voltage: 12V
- Flow Rate: 2000 GPH (Gallons Per Hour)
- Outlet Diameter: 1-1/8 inch (29mm)
- Current: 7.5A (12V) / 4.0A (24V)
- Head: 18.04 ft (5.5m)
- Unit Weight: 1.71 lbs (0.78 kg)
Included Components:
- Dual-size straight fitting (1-1/8 inch)
- Optional 90-degree angled fitting (1-1/8 inch)
- Quick-connect wiring for hassle-free setup
Specifications:
- Gallons Per Hour: 2000
- Operation: Non-Automatic
- Volts: 12V
Brochure (pdf)


Commodore 2000 GPH Non-Automatic Bilge Pump - 12V [CM-A31-2000B]
The vast majority of our products come from the United States, which explains our delivery times consequently between 1 and 4 weeks. It is possible to receive your parcels in express (7 working days) for some products, you will find all the information on the delays and on the costs according to each product on the product page.
SHIPPING POLICY
1. Costs and shipping options Shipping costs vary according to the country of the recipient. Our products are shipped from the USA to France, and we dispatch all our orders from France. The final dispatch shipping costs will be displayed during the purchase of your order (before payment) according to each country and the delivery options chosen.
2. Delivery time Most of our products come from the USA. Therefore, we have a preparation time of 1 to 2 weeks to receive the goods at our French office at 7 rue Alaric II 31000 Toulouse for final shipment. It takes 1 to 3 weeks from the order date to the delivery date. It is possible to receive your parcels in accelerated shipment for certain products in stock at our French office. You will be able to see the exact delivery times, shipping costs, and whether the product(s) you have chosen is (are) eligible for express shipping when you place your order. This may vary depending on your delivery address.
REFUND POLICY
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at info@stock4less.eu If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at info@stock4less.eu.
Damages and issues
Please inspect your order upon reception and contact us if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.
Return procedure
When you contact us to request a return, we will send you a prepaid return label with which you can return your package. This will be a label from your local post office or DHL depending on your location. You then just have to follow the procedure that will be indicated to you. Once we receive your return, we will send you your refund using the same method as your payment, or we will send a new product depending on your request.