Storm VR/VRC850
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Genuine Muir parts
Global dealers
Australian engineered
Muir Storm VR/VRC850 Vertical Windlass | Vessels 8–11m
Muir Storm VR/VRC850 vertical windlass for vessels 8–11m. 800W 12V/24V DC motor, 450kg max load, polished stainless steel build. Auto Anchor compatible.
Features
- Polished stainless steel components
- High tensile stainless steel shaft
- Heavy duty, marine grade, dual-direction motor
- Superior, heavy-duty Oil bath worm drive gearbox
- Rope Chain Management System (RCMS)
- Quick-Access Chain Pipe Cover
- Self-lubricating bush
- Capstan models feature a knurled grip
- Independent gypsy and capstan operation
- Suits multiple global chain standards
- Deck Isolation Pad Included
Drawings
Top View
VR
VRC
Included in the package

Circuit Breaker & Mounting Pannel

Deck Switch

Quick fit adaptor

Deck mounting studs & fasteners

Clutch release handle

Installation/Operation booklet

Manual Operation System (MOS)
| Name | Specifications |
|---|---|
| Recommended Vessel Length(m) | 8-11m |
| Recommended Vessel Length(ft) | 26 - 39ft |
| Power Supply Options | DC 12V, DC 24V |
| Recommended Muir Circuit Breaker | 80A/80A (12/24V) |
| Motor (Watts) | 800Watts |
| Amps Workload | 75A/40A (12/24V) |
| Distance From Battery to Motor (m) | 7 (23’)m, 9 – 17 (30’ – 55’)m |
| Cable Size (mm²) | 50mm², 85mm² |
| Cable Size AWG | 1/0, 3/0 |
| Cable Diameter (mm) | 10 (3/8”)mm, 8 (5/16”)mm |
| Solenoid Included | No |
| Max Load | 450Kg |
| Workload | 150Kg |
| Max Line Speed | 26m/min |
| Compatible Chain Sizes | 6 mm (1/4") - 10 mm (3/8") |
| Compatible Rope/Chain Combo | 6mm (1/4"), 8mm (5/16"), 10mm (3/8") |
| Compatible Rope Sizes | 12 mm (1/2″) – 16 mm (5/8″) |
| Auto Anchor Compatible | Yes |
| Net Weight DC | 15Kg |
| Manual Operation | MOS (std on most gypsy sizes) |
About
Muir Storm VR/VRC850 Vertical Windlass | Vessels 8–11m
Muir Storm VR/VRC850 vertical windlass for vessels 8–11m. 800W 12V/24V DC motor, 450kg max load, polished stainless steel build. Auto Anchor compatible.
Features
- Polished stainless steel components
- High tensile stainless steel shaft
- Heavy duty, marine grade, dual-direction motor
- Superior, heavy-duty Oil bath worm drive gearbox
- Rope Chain Management System (RCMS)
- Quick-Access Chain Pipe Cover
- Self-lubricating bush
- Capstan models feature a knurled grip
- Independent gypsy and capstan operation
- Suits multiple global chain standards
- Deck Isolation Pad Included
Drawings
Top View
VR
VRC
Package Inclusions
Included in the package

Circuit Breaker & Mounting Pannel

Deck Switch

Quick fit adaptor

Deck mounting studs & fasteners

Clutch release handle

Installation/Operation booklet

Manual Operation System (MOS)
Technical Specifications
| Name | Specifications |
|---|---|
| Recommended Vessel Length(m) | 8-11m |
| Recommended Vessel Length(ft) | 26 - 39ft |
| Power Supply Options | DC 12V, DC 24V |
| Recommended Muir Circuit Breaker | 80A/80A (12/24V) |
| Motor (Watts) | 800Watts |
| Amps Workload | 75A/40A (12/24V) |
| Max Load | 450Kg |
| Workload | 150Kg |
| Max Line Speed | 26m/min |
| Compatible Chain Sizes | 6 mm (1/4") - 10 mm (3/8") |
| Compatible Rope/Chain Combo | 6mm (1/4"), 8mm (5/16"), 10mm (3/8") |
| Compatible Rope Sizes | 12 mm (1/2″) – 16 mm (5/8″) |
| Auto Anchor Compatible | Yes |
| Net Weight DC | 15Kg |
| Manual Operation | MOS (std on most gypsy sizes) |
Some of our Storm installs
Reviews
Muir windlasses offer the ultimate in anchoring performance, reliability and style.
- Toby Richardson
we’ve always had a good working relationship
“we’ve always had a good working relationship with Muir. Never a problem, and never any reasons for there to be one, because their product is very good.”
- John Muir
A boat without a Muirs is like a Porsche without Wheels
“A boat without a Muirs is like a Porsche without Wheels”
- Captain Peter
I can highly recommend Muir as a company
“I can highly recommend Muir as a company who build superior equipment and who stand by their product anywhere in the world”





