Windlasses

  1. Lewmar V6 Gypsy Assembly

    $1,115.99
  2. Lewmar HX1 Free Fall Horizontal Windlass

    $1,062.99 - $1,260.99
  3. Maxwell Single Direction Solenoid

    $71.99
    0
  4. Lewmar Windlass Fail Safe Kit - 66000607

    $13.53
    1
  5. Maxwell Bi-Square Handle

    $61.99 - $62.99
    1
  6. Lewmar Windlass Replacement Seals Dowels and Screws Kit - 66000104

    $23.99
    1
  7. Lewmar Windlass Replacement Stripper - 65001211

    $15.30
    0
  8. Lewmar Deck-Mount Power Socket - 66000001

    $43.99
    1
  9. Lewmar Gen 1 Windlass Roller Bearing Kit - 66000103

    $43.99
    3
  10. Lewmar Replacement Stripper/Pawl Kit - 66000075

    $72.99
    0
  11. Lewmar Windlass Control Arm Replacement Kit - 66000600

    $19.58
    0
  12. Lewmar Windlass Replacement Retaining Pin Kit - 66000619

    $7.87
    1
  13. Maxwell Up/Down Windlass Control Panel - P102983

    $561.99
    1
  14. Maxwell Windlass Pressure Arm Upgrade Kit - P102837

    $27.99
    0
  15. Maxwell Windlass Replacement Plunger/Spring Kit - P101550

    $60.99
    0
  16. Maxwell Windlass Replacement Pressure Arm - Upper - 4611

    $28.99
    1
  17. Maxwell Windlass Service Kit - P90010

    $57.99
    0
  18. Maxwell Spring-Pressure Arm - 7037

    $20.99
    0
  19. Maxwell AA Rope/Chain Counting Sensor - SP4120

    $45.99
    0
  20. Lewmar Pro Series Control Arm Kit - 66000097

    $37.99
    0
  21. Maxwell Marine Replacement Windlass Stripper - Liberty 2500 - P101526

    $57.99
    2
  22. Lewmar Pro-Sport Windlass Bearing and Seal Kit - 66000645

    $43.99
  23. Lofrans #910 Project 1000 Chainpipe Stripper - LWPCP048A

    $47.99
    1
  24. Lofrans Conversion Deck Pad - White - LWPDPCON1

    $46.99
  25. Lewmar E-Series Contactor/Solenoid

    $72.99
  26. Maxwell Marine Replacement Windlass Stripper - Liberty 1700 - P101543

    $23.99
    0
  27. Maxwell Spring Gypsy Lift - 2310

    $22.99
    1
  28. Lewmar V1/2/3 Windlass Chain Pipe Cover - 66000625

    $46.99
  29. Lewmar V1/2/3 Windlass Fastener Kit - 66000626

    $17.92
  30. Maxwell Foot Switch Assembly - P100734

    $42.99
  31. Lewmar Replacement Motor/Gearbox Assembly - 48000116

    $1,206.99
    0
  32. Lewmar Replacement Windlass Control Arm Kit - 66000649

    $7.58
    1
  33. Maxwell Windlass Clutch Retaining Clip - 2311

    $10.85
    0
  34. Maxwell Windlass Replacement Disc Spring - 5953

    $56.99
    0
  35. Maxwell Windlass Replacement NLP Washer Wave - SP0468

    $9.45
    1
  36. Maxwell Windlass Replacement Pressure Arm - Upper - 5347

    $30.99
    0
  37. Maxwell Windlass Spare Seal Kit - P90004

    $39.99
    0
  38. Maxwell Quick Release Clip - 4547

    $6.27
  39. Lofrans Type C Control Switch - LWP610000C

    $54.99
  40. Lewmar Windlass Remote Antenna Kit - 10 m (32' 9 11/16") - 68000969

    $108.99
    0
  41. Maxwell Replacement Windlass V-Ring Seal - SP0708

    $6.43
    0
  42. Maxwell Windlass Stripper Arm Assembly Kit - P100084

    $24.99
    0
  43. Maxwell Wireless Handheld Remote Windlass Controller & Rode Counter - P102981

    $1,428.99
    0
  44. Imtra Panel-Mount Up/Down Toggle Remote - SPA-10550

    $84.99
    0
  45. Lofrans #911 Nylon X2/Project 1000 Chain Pipe Cover Support - LWPCP049

    $28.99
  46. Maxwell RC8 Shaft Assembly - P100016

    $175.99
    0
  47. Maxwell Spare Gearbox Bearing Kit - P90007

    $35.99
    0
  48. Maxwell Sight Glass - 1/2" BSP - 3223

    $9.91

About Windlasses

FAQ - Defender - Windlasses

What is a windlass anchor mechanism on a boat?

A windlass anchor mechanism is a powerful tool that simplifies the process of raising and lowering your anchor. It consists of a motorized drum that winds the anchor line or chain, allowing you to deploy or retrieve the anchor with minimal physical effort, which is especially handy when you're on deck in rough conditions. Using a windlass not only saves your back but also enhances safety by keeping you away from the bow while handling heavy gear. Whether you're a weekend cruiser or a serious angler, investing in a reliable windlass can make anchoring more efficient and give you more time to enjoy your time on the water.

How to use a windlass anchor on a boat?

Using a windlass anchor on your boat can simplify the anchoring process, making it safer and more efficient. Start by ensuring that your windlass is properly installed and that the anchor rode is threaded correctly through the windlass and secured to the anchor. When you're ready to anchor, position your boat over the desired spot, then lower the anchor using the windlass control. Once the anchor hits the bottom, allow some rode to pay out while backing down gently to set the anchor firmly. To retrieve the anchor, simply engage the windlass to bring it back up, ensuring you keep tension on the rode to avoid tangles. Always keep an eye on the windlass and the anchor as you operate it to prevent any mishaps.

What size windlass do i need?

Choosing the right size windlass for your boat is crucial for efficient anchoring. Generally, you want a windlass that can handle at least 1/5th of your boat's weight when fully loaded, so if your boat weighs 20,000 pounds, look for a windlass rated for at least 4,000 pounds of pull. Additionally, consider the type of anchor and chain you'll be using, as this can affect the windlass size you need. A windlass with a gypsy that matches your chain size is essential, and don't forget to factor in the depth of water you'll be anchoring in to ensure you have enough rode to reach the bottom.

How much does a windlass cost?

The cost of a windlass can vary significantly based on its type, size, and features. You can expect to pay anywhere from $300 for a basic manual windlass to over $3,000 for a high-end electric model designed for larger boats with advanced capabilities. When budgeting for a windlass, don't forget to factor in additional costs like installation, wiring, and any necessary accessories, such as a chain and anchor. Investing in a quality windlass can save you time and effort on the water, making it a worthwhile expenditure for serious boaters.

How to install a windlass anchor system?

Installing a windlass anchor system is a straightforward process, but it requires careful planning and execution. Start by selecting a suitable location on your boat's bow that can handle the windlass's weight and provides easy access for operation and maintenance. Next, secure the windlass to the deck using the provided mounting hardware, ensuring it's aligned with the anchor locker and has enough clearance for the anchor chain. Finally, connect the electrical wiring according to the manufacturer's instructions, making sure to protect all connections from moisture and corrosion to ensure reliable operation when you need it most.

What is the difference between windlass and winch?

A windlass and a winch both serve the purpose of moving heavy loads, but they do so in different ways and for different applications. A windlass is primarily used for raising and lowering anchors, utilizing a drum that's powered either manually or electrically, while a winch is more versatile, often used for pulling in or letting out lines, such as when adjusting sails or hauling gear. The key difference lies in their design and intended use. Windlasses are typically mounted on the deck and are designed specifically for anchoring tasks, while winches can be found in various configurations and are commonly used throughout the boat for a variety of hauling tasks. Understanding these differences will help you choose the right tool for your boating needs.

What size windlass do i need?

Choosing the right size windlass for your boat is crucial for efficient anchoring. Generally, you want to select a windlass that can handle at least 1,500 pounds of pull for every 1,000 pounds of your boat's weight, so if your vessel weighs 5,000 pounds, look for a windlass rated for at least 7,500 pounds. Additionally, consider the type and size of anchor you plan to use, as well as the depth of the water where you'll be anchoring. A good rule of thumb is to match the windlass to the anchor's weight and the chain or rope you'll be using, ensuring it's robust enough to handle the conditions you'll face on the water.

Featured Brands


Defender offers a complete range of anchor windlasses from industry leaders such as Lewmar, Maxwell and Lofrans. Whether you're looking for a vertical or horizontal windlass, with or without capstan, stainless steel, aluminum, or chrome-plated brass, you'll find it here at a great price.

Windlass Definition

A mechanical device called a boat windlass is used to control an anchor chain.
It normally comprises of a vertical spindle or "wildcat" attached to the drum, a horizontal drum or "gypsy" mounted on the boat's deck, and a motor that propels the spindle.
The anchor and its chain are stowed on the drum when not in use and are raised and lowered by the windlass. One key component of a windlass is the gypsy, which is a grooved drum that is designed to grip the anchor chain. The chain is fed through the gypsy as the windlass is operated. The size and type of gypsy will depend on the size of the vessel and the size of the anchor chain used.
Another essential part of a windlass is the solenoid, an electromechanical device used to control the motor that drives the windlass.
A switch or other control activates the solenoid, converting electrical energy into mechanical energy, which is used to rotate the spindle and turn the drum.
The solenoid is a critical safety feature, as it allows the operator to stop the windlass in case of a problem or malfunction.
In summary, a boat windlass is a vital piece of equipment used to handle a vessel's anchor chain. It consists of a gypsy, a spindle, and a solenoid, and a motor controlled by the solenoid operates it. A windlass is an essential tool for any boat owner, and it is crucial to understand how it works and how to maintain it to ensure safe and reliable operation.


Several well-known brands of boat windlasses are widely used in the marine industry. Some of the most popular brands include Lewmar, Lofrans, and Muir.
Lewmar is a UK-based company manufacturing marine equipment for over 50 years. They offer a wide range of windlasses for use on boats of all sizes, from small pleasure craft to large commercial vessels. Their windlasses are known for their durability, reliability, and ease of use, and they come in various styles and configurations to suit different needs and preferences.
Lofrans is another well-respected brand known for its high-quality windlasses and other marine equipment. Based in Italy, Lofrans has been in business for over 40 years, and they have a reputation for innovation and attention to detail. They offer a range of windlasses suitable for use on boats of all types and sizes, and their products are known for their performance and reliability.
Muir is an Australian company producing windlasses and other marine equipment for over 80 years. They offer a wide range of windlasses that are suitable for use on boats of all sizes, and their products are known for their durability, reliability, and ease of use. Muir windlasses are widely used in the marine industry and have a reputation for quality and performance.
Finally, there are a number of well-known manufacturers of boat windlasses on the market, including Lewmar, Lofrans, and Muir.
These manufacturers provide a selection of windlasses ideal for use on boats of all shapes and sizes and are renowned for their high-quality goods and dependable performance.


Windlass Selection Guide

There are a number of important criteria to be considered in selecting the correct windlass for your boat and anchor.
These include the vessel length and beam, displacement, windage (the vessel’s topside surface exposed to the wind), anchor size, and rode selection.
Practicalities such as locker space and depth of fall for the rode are also important in deciding which windlass is ideal for you.

Vertical or Horizontal Orientation:

The two basic configurations of windlasses are differentiated by the drive shaft orientation.
Deck thickness and underdeck space are the two primary considerations when deciding which orientation will work best for your application.
Vertical windlasses are characterized by situating the capstan and/or gypsy above the deck and the motor and gearbox below.
Vertical windlasses provide a 180° wrap of the anchor rode around the gypsy giving optimal chain control, minimizing slippage and jumping.
Horizontal windlasses are mounted completely above deck with the gypsy and capstan located on either side of the motor.
They provide a 90° wrap of the anchor rode around the gypsy.

Space Required In My Chain Locker:

Locker space plays an important role in deciding whether to install a vertical or horizontal windlass.
Estimating or measuring the depth of fall of the rode into the anchor locker may dictate which type of windlass is most suitable for your vessel.
Fall is the distance between the bottom of your windlass (horizontal) or windlass motor (vertical) and the top of the rode when the anchor is stowed.
The length of chain and/or rope, along with the type of rope (8-plait or 3-strand), must also be taken into account.
8-plait line is better suited for small lockers and the design of the line helps prevent hockling.
The depth of fall is the same for chain only rodes and rope/chain rodes.
The minimum recommended fall for anchor rodes is 12 inches.
The windlass does not stow the rode in the locker, gravity does.

Rode Selection:

Rope and, particularly chain, selection is extremely important.
Windlasses are designed to take chain only, rope only, or both.
Rope/chain windlasses are now commonly used on boats up to 65 feet.
Chain only rode remain popular on heavier displacement sail and motor yachts.
The gypsy of the particular windlass will determine both size and type of chain which can be utilized, most new windlasses now specify HT chain, but this is not universal.
Long or regular link chain should not be used with anchor windlasses.
If the chain is not matched to the gypsy problems may occur, such as the chain jumping off the gypsy or the chain jamming.
If you are using a rope to chain rode you must make sure the size of the chain and the size of the rope match the specifications for the windlass gypsy.
Also, the rope must be spliced to the chain.
It cannot be joined to the chain with a shackle or any other mechanical coupling device.

Pull Capability:

The most useful way to rate windlass performance is by looking at what it will lift and at what speed.
The two things to consider are the working load and the maximum pull capabilities of windlass.
Working load is the load that the windlass is pulling once the anchor and rode are off the bottom.
Maximum pull (sometimes referred to as stall load) is the maximum short term or instantaneous pull of the windlass.
Maximum pull capacity of your windlass should be 3 to 4 times the working load.

Safety Tips:

Accessories such as chain stoppers or chain snubbers must be used for safe anchoring, the avoidance of unintentional self-launching of the anchor, and for the prevention of damage to your windlass.
When the windlass is not in use and the boat is at anchor, the chain should be secured using a chain stopper or snubber, or the rope rode should be attached to a load-bearing point such as a cleat.
You should never use your windlass to pull your boat to the anchor spot.
The windlass is designed to lift a dead weight and should not be subjected to the strain of your boat riding at anchor.
When your anchor is stowed and/or you are under way, an anchor snubber should be used to take the load off of the windlass and to assure the anchor does not accidentally deploy