Storm VR/VRC850
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Chain Selection GuideMuir 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) |
| 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.
- Alan Stever,
Stebercraft vessels
“Stebercraft vessels are built to rigid design and exacting marine standards… we will still be supporting Muir Winches ‘til the cows come home”
- Andrew Perkins
Working for Muir has improved our quality
“Working for Muir has improved our quality… Muir is always after ever-better quality”
- Rober Clifford,
I still have great pleasure in specifying Muir winches
“Muir engineering have gone on to establish a global reputation as one of, if not the best, in the business... I still have great pleasure in specifying Muir winches on Incat new builds”








