Rab Men’s Generator Alpine Jacket
£290.00
- Rab’s Warmest Belay Jacket | The coldest belays call for Rab’s warmest synthetic insulator.
- Primaloft Gold Insulation | Body-mapped with different weights of Primaloft Gold infused with Aerogel for maximum warmth where needed.
- Pertex Quantum Pro | Windproof, water-resistant shell protects against the elements, ice spray, and brisk breezes.
- Regular Fit with Articulated Sleeves | Easy to layer over baselayers and under shells, and articulated sleeves ensure freedom of movement.
- Belay Ready Specs | [Material] Pertex Quantum Pro (100% Polyamide, DWR); [Lining] 15D Atmos; [Insulation] Primaloft Gold, Aerogel (133gsm, 80gsm Hood); [Fit] Regular, Articulated; [Centre Back Length] 80cm; [Hood] Helmet Compatible, Adjustable Stiffened Peak; [Closure] 2-Way YKK Vislon Front Zipper; [Pockets] 1 YKK Vislon Zippered Napoleon, 2 Zippered Hand, 2 Internal; [Cuffs] Hook-and-Loop Adjustable; [Weight] 540g
The Generator Alpine Mens Insulated Jacket from Rab is the ideal winter jacket. This jacket is made for winter outdoor activities. Being durable and weather resistant this jacket will keep you protected in the harshest of weather. Having synthethic insulation you will be kept warm the full day. Other features of this jacket include a two way front zip, an adjustable hood that is helmet compatible, oversized cuffs to allow you to wear winter gloves, and a stuff pocket inside for your gloves.

Designed for fast-moving alpine missions in cold, damp conditions, the Rab Men’s Generator Alpine Jacket delivers lightweight warmth and packability without compromising on performance. Built with a weather-resistant Pertex Quantum Pro outer and filled with PrimaLoft Gold Insulation with Cross Core technology, it provides exceptional warmth-to-weight even when wet. The helmet-compatible hood, two-way front zip, and harness-compatible hand pockets make it ideal for climbers, mountaineers, and winter adventurers alike.
This jacket is engineered for active mountain use, offering breathability and wind resistance while maintaining a low bulk. Articulated sleeves ensure a full range of motion, and its packable design means it stows easily when not in use. Whether you’re scaling icy ridges or trekking in mixed conditions, the Generator Alpine is a reliable layer in cold environments.
Key features:
- Pertex Quantum Pro outer fabric for durable weather protection
- PrimaLoft Gold Insulation with Cross Core for high-performance warmth
- Lightweight and compressible design
- Helmet-compatible hood with wired peak
- Two-way YKK front zip for harness compatibility
- Articulated sleeves for improved mobility
- Two zipped hand pockets and one internal zipped chest pocket
- Adjustable cuffs and hem for a secure fit
- Stuff sack included
Alternatives you might consider:
- Rab Xenon 2.0 Jacket – for a lighter, more versatile synthetic insulated layer
- Patagonia DAS Light Hoody – for alpine-ready warmth in a minimalist build
- Arc’teryx Atom Heavyweight Hoody – for a warmer midlayer with excellent breathability
Specification: Rab Men’s Generator Alpine Jacket
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