



Marine
Generators

Marine
Engines

Saildrives


Lithium Batteries
Feathering Propellers

For over 20 years Beta Marine has been providing smooth running marine diesels to suit a wide range of applications. Our engines are all engineered for ease of service and the use of the reliable Kubota diesel engine. In addition to reliability, you are ensured to have widely available and affordable Beta Marine diesel parts and service throughout your ownership, no matter where your travels take you.
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At Beta Marine, we go well beyond simply distributing marine diesel engines and parts. Drawing upon extensive repower experience, we play a consultative role in helping guide our customers through the many decisions that must be made during a repower. Whether it be engine size, alternators or transmissions or custom mounts, engine bed 3-D renderings or propeller selection, our staff is experienced and passionate about getting it right for you and your vessel.


Saildrives
With this option we supply a complete replacement saildrive unit, that just ‘drops into your existing GRP moulding’.
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The Beta Marine Saildrive range starts from 13.5 hp and extends to 56 hp comprising our Beta engine fitted to the very reliable Technodrive SeaProp 60 leg, with a shallow sump and special feet to match your existing GRP moulding.
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The SeaProp 60 Leg can accommodate a clockwise or anti-clockwise output rotation and is available in 2.15:1 or 2.38:1 reduction ratio. Additionally, should your vessels hull design require it, the saildrive leg can be turned through 180 degrees so that the engine is directly over the propeller.
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Although we would always recommend replacing both engine and saildrive together, should your existing saildrive be known to be in excellent condition or has been recently fully overhauled this option facilitates a reduced replacement engine cost.
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The Beta Marine engine with adaptor solution consists of an appropriate engine of choice which is fitted with a shallow sump and a housing adaptor plate which can allow it to be mounted directly to your existing; Volvo 110S, Volvo 120S, Volvo 130S, Yanmar SD20 or Bukh saildrive.
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Marine Generator
Beta Marine has had many years of experience and technical expertise delivering marine electrical power solutions for Inland Waterways, Seagoing leisure, Seagoing commercial vessels and Port Authorities,
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Depending on the location of the generating set within the vessel, noise levels maybe an important criteria which is why Beta Marine offer generating sets as either
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BetaSet (open framed) Models
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GenSet (acoustically enclosed) Models.
All are offered as either Heat Exchanger, Keel or Radiator Cooled. Bespoke voltages and frequencies are available, for further information or support please contact
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Generating Set Electrical Options
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4 – Pole – 0.8 PF @ 50Hz (1,500 RPM) Generating Sets: for long life and reliability with lower noise levels. Single Phase 220/230/240 volt AC 50Hz or 3 Phase 380/400/415 volt AC 50Hz
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2 – Pole – 0.8 PF @ 50Hz (3,000 RPM) Generating Sets: for long life and reliability however due to operating speed have higher noise levels. Single Phase 220/230/240 volt AC 50 Hz or 3 Phase 120 volt AC 50Hz
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4 – Pole – 0.8 PF @ 60Hz (1,800 RPM) Generating Sets: for long life and reliability with lower noise levels. Single Phase 120 volt AC 60Hz or 3 Phase 208/120 volt AC 60Hz
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2 – Pole – 0.8 PF @ 60Hz (3,600 RPM) Generating Sets: for long life and reliability however due to operating speed have higher noise levels. Single Phase 120 volt AC 60Hz or 3 Phase 208/120 volt AC 60Hz



Marine Diesel Engines
Since 1987 Beta Marine has developed an enviable reputation for providing quiet and smooth running marine diesel engines to suit a wide range of applications. Built upon a marinized Kubota engine block, Beta Marine diesel engines are renowned for longevity, reliability and providing the lowest total costs of ownership. Replace your inefficient, high-maintenance diesel engine with a new, reliable, and quiet one and feel the difference in efficiency and performance. The range features high quality, heat exchanger or keel cooled engines which are both powerful and compact.
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Kubota parts are easy to find worldwide and at reasonable "street" pricing and Beta engines have been designed for easy maintenance, including:
- Integral oil change pump
- Easy to reach the water pump
- Easy access to heat exchanger anodes
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Beta has built a reputation for quality and customer support and the range is designed with this philosophy in mind. Even the smallest engine is a heat exchanger cooled for yacht and workboat applications. This avoids passing raw seawater through the engine block and gives a much longer engine life.
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All engines can be supplied with a very comprehensive range of options and accessories. Engine parts and service support is available from an international Beta Marine dealer network.
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Beta Maine customers also benefit from:
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5 Year Self-Service Engine Warranty
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Affordable and Widely Available Parts
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Custom Engine Mounts & Exhaust Risers
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A Complete Engine Package

Feathering Marine Propellers
Feathering propellers provide a host of advantages over folding and fixed blade propellers for sailing vessels, whether cruising or racing. Conceived and designed specifically for sailors, feathering propellers increase sailing speeds by reducing drag, they improve boat maneuverability (i.e. eliminating prop walk) and they reduce wear on drivetrain components. Our feathering propellers are easy to install, easy to adjust pitch, and built tough with premium materials to handle the rigors of ocean life.
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We are proud to offer two superior lines of feathering propellers. EWOL and J-Props are two of the best products in the industry. Call us to discuss our propeller options that are suitable for your vessel.



Lithium Batteries
Beta Marine offers a full product line of industry-leading lithium-ion deep cycle batteries as Battle Born Batteries. Recognized for reliability, chemical stability, safety, and as the ultimate green energy storage solution, these LiFePO4 batteries are the ideal drop-in replacements for traditional lead-acid.
Battle Born’s lithium batteries have been aboard marine systems of all kinds. Looking to upgrade a boat’s house bank, lightening up your bass boat, or find more deliverable power for your electric motor? Battle Born Batteries has lithium options for any vessel on the water.
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Why Lithium?
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Longer Lifecycle: Battle Born Lithium batteries are maintenance free and last up to 10 times longer than lead-acid batteries. They can provide up to 80% of capacity after 2,000 cycles​
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Lightweight: Lithium batteries are about half the weight of lead-acid batteries, and produce more power
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Quick Charge: Charge time is significantly faster, allowing a full charge in as fast as 1 hour. 2-5 range is recommended
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Higher Capacity: Lithium batteries have 25%-50% higher capacity than lead-acid and provide full power throughout its discharge
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Partial State of Charge (PSOC): These batteries are not negatively impacted by being maintained in a partial state of charge
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Temperature Tolerant: These batteries can perform at high and low temperatures and don’t put off heat, so store them where you want
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LiFePO4: Lithium iron phosphate chemistry is the safest battery on the market
