Automatic Fast-Drop
DFF 12
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Muir DFF 12 Freefall Drum Winch | Patented Auto Freefall
Muir DFF 12 freefall drum winch design for vessels 10–12m (34 – 40ft). 1500W 12V/24V/48V DC, 312kg max load, patented Auto/Manual Freefall with drum brake. 316 stainless drum.
Features
- Muir’s patented Auto Freefall or Manual Release Freefall is available in one unit!
- Mechanical Auto & Manual Release Freefall means no troublesome electronics must be mounted on the Drum or your chain locker
- Drum Shaft on a serviceable bearing centre for smooth, hassle-free operation even under full load.
- Muir’s drum brake means no over-run during Freefall
- Fast, easy and reliable anchoring with a Muir Drum Winch
- Large capacity drum
- Compact Anchoring system to suit boats with no anchor rode storage
- 316 stainless steel drum
- Superior, heavy-duty Italian drive train
Drawings
Top View

Side View

Included in the package

Circuit Breaker & Mounting Pannel

Rocker Switch

Reversing Solenoid kit

Installation/Operation booklet
| Name | Specifications |
|---|---|
| Recommended Vessel Length(m) | 10-12m |
| Recommended Vessel Length(ft) | 34 - 40ft |
| Power Supply Options | DC 12V, DC 24V, DC 48V |
| Recommended Muir Circuit Breaker | 150A/100A (12/24V) |
| Motor (Watts) | 1500Watts |
| Amps Workload | 150A/70A (12/24V) |
| Distance From Battery to Motor (m) | 7 (23’)m, 9 – 17 (30’ – 55’)m |
| Cable Size (mm²) | 186mm², 85mm² |
| Cable Size AWG | 3/0, 6.2/0 |
| Cable Diameter (mm) | 10.4 (25/64”)mm, 15.0 (19/32”)mm |
| Solenoid Included | Yes |
| Max Load | 312Kg |
| Workload | 104Kg |
| Max Line Speed | 33m/min |
| Auto Anchor Compatible | No |
| Net Weight DC | 32Kg |
| Manual Operation | N/A |
About
Muir DFF 12 Freefall Drum Winch | Patented Auto Freefall
Muir DFF 12 freefall drum winch design for vessels 10–12m (34 – 40ft). 1500W 12V/24V/48V DC, 312kg max load, patented Auto/Manual Freefall with drum brake. 316 stainless drum.
Features
- Muir’s patented Auto Freefall or Manual Release Freefall is available in one unit!
- Mechanical Auto & Manual Release Freefall means no troublesome electronics must be mounted on the Drum or your chain locker
- Drum Shaft on a serviceable bearing centre for smooth, hassle-free operation even under full load.
- Muir’s drum brake means no over-run during Freefall
- Fast, easy and reliable anchoring with a Muir Drum Winch
- Large capacity drum
- Compact Anchoring system to suit boats with no anchor rode storage
- 316 stainless steel drum
- Superior, heavy-duty Italian drive train
Drawings
Top View

Side View

Package Inclusions
Included in the package

Circuit Breaker & Mounting Pannel

Rocker Switch

Reversing Solenoid kit

Installation/Operation booklet
Technical Specifications
| Name | Specifications |
|---|---|
| Recommended Vessel Length(m) | 10-12m |
| Recommended Vessel Length(ft) | 34 - 40ft |
| Power Supply Options | DC 12V, DC 24V, DC 48V |
| Recommended Muir Circuit Breaker | 150A/100A (12/24V) |
| Motor (Watts) | 1500Watts |
| Amps Workload | 150A/70A (12/24V) |
| Max Load | 312Kg |
| Workload | 104Kg |
| Max Line Speed | 33m/min |
| Auto Anchor Compatible | No |
| Net Weight DC | 32Kg |
| Manual Operation | N/A |
Some of our Drum installs
Reviews
Muir windlasses offer the ultimate in anchoring performance, reliability and style.
- Andrew Perkins
Working for Muir has improved our quality
“Working for Muir has improved our quality… Muir is always after ever-better quality”
- John Muir
A boat without a Muirs is like a Porsche without Wheels
“A boat without a Muirs is like a Porsche without Wheels”
- Paul Goss,
Our Muir capstans and windlasses have served us well over the years
“Our Muir capstans and windlasses have served us well over the years, and will continue to do so for a long time to come. Give me plenty of good chain and the right gear to handle it, every time” (in reference to a stormy night at sea)




