Name: Motohaus Powersports Ltd
Address: Unit 1a Rose Estate, Osborn Way, Hook, Hampshire, RG27 9UT, United Kingdom
Email: hello@motohaus.com
Website: https://keisapparel.com/
European Manufacturer: No
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Keis J505RP EXTREME Jacket
2XS (46) - 90 cm
Motorrad Venture Store
Heidestraße 8
Motorrad Venture
35625 Hüttenberg
Germany
KEIS SIZES WITH THE NOTE "AVAILABLE AGAIN SOON – PRE-ORDER NOW POSSIBLE" ARE CURRENTLY SOLD OUT AND WILL BE AVAILABLE AGAIN FROM OCTOBER 2026. WITH A PRE-ORDER, YOU SECURE THE CURRENT, LOWER PRICE BEFORE THE PRICE INCREASE FOR THE 2026-2027 WINTER SEASON, AND YOUR KEIS ORDER WILL BE PRIORITIZED FOR DELIVERY FROM OCTOBER 2026.
Keis J505RP Extreme heated jacket – the warmest jacket from Keis
The Keis J505RP Extreme heated jacket is the flagship model in the Keis range and offers 25% more heating surface than the popular J501RP. With integrated fleece lining and 78 W heating power, it was developed for riders who demand maximum comfort even at arctic temperatures – whether on winter tours in Scandinavia or snowmobiling in North America.
Our warmest and thickest heated jacket – you only need a motorcycle jacket with a bit of extra room, and you’re ready for the coldest adventures.
🔥 Warmth & comfort
78 W heating power (6.5 A) – Keis’ strongest heated jacket
25% larger heating surface compared to the J501RP
6 heating zones: chest, back, sleeves & collar
Micro Carbon Fibre heating technology – even, sun-like infrared warmth without hotspots
Integrated inner fleece – extra insulation, replaces traditional midlayers like fleece or wool sweaters, slightly bulkier as a result.
Breathable softshell outer material with spandex side panels – snug, stretchy, and comfortable
Three heating levels adjustable via the included temperature controller
Practical: three outer pockets + separate cable compartments
⚡ Power supply – Dual Power System
The J505RP can be operated in two ways:
Directly via the 12V vehicle battery (connection cable included)
With optional Keis Lithium Batteries 5A (sold separately, stowable in the inner pocket)
Technical data:
Heating power: 78 W
Current draw: 6.5 A
Voltage: 12 V
🎯 Application area
For extremely cold conditions designed for
Ideal for Touring, snowmobile riders, Scandinavia & winter adventures
Worn as Midlayer under any motorcycle jacket
📦 Package contents
1 × Keis J505RP Extreme heated jacket
1 × Connection cable for 12V vehicle battery
1 × Temperature controller
1 × User manual
📌 Summary
The Keis J505RP Extreme is the warmest heated jacket from Keis – with 25% more heating surface, integrated fleece insulation, and a powerful 78 W heating system. For those who want maximum comfort and safety even in subzero temperatures.
👉 Secure the J505RP Extreme now – your reliable companion for arctic adventures!
SIZE SELECTION
Select your usual clothing size from the dropdown menu next to the blue "Add to Cart" button. Alternatively, you can also measure your chest circumference and choose the right size using the chart.
Tip: If you are between two sizes, we recommend choosing the larger size . Example: For a chest circumference of 103 cm, you should choose size 105 (M).

FREE SIZE EXCHANGE
Does the size you ordered not fit? No problem – we offer you a free exchange . Just send us an email – we will send you a return label and after receiving the item, we will exchange it free of charge for the desired size.
CLEANING: INSTRUCTIONS AND GUIDELINES
Important notes for the safe care and cleaning of KEIS products:
| Jacket | |
| Size | Chest circumference in cm |
| 2XS | 90 |
| XS | 95 |
| S | 100 |
| M | 105 |
| L | 110 |
| XL | 115 |
| 2XL | 120 |
| 3XL | 125 |
| Lady BW501WRP | |
| Size | Chest circumference in cm |
| 2XS (6) | -80 |
| XS (8) | 80-90 |
| S (10) | 90-95 |
| M (12) | 95-100 |
| L (14) | 100-105 |
| XL (16) | 105-110 |
| 2XL (18) | 110-115 |
| 3XL (20) | 115-120 |
| Pants T103RP | ||
| Size | Hip circumference in cm | Leg length in cm |
| XS | 76 | 68,5 |
| S | 81 | 68,5 |
| M | 86 | 71 |
| L | 91 | 73,5 |
| XL | 96,5 | 76 |
| 2XL | 101 | 81 |
| 3XL | 106 | 86 |
| Gloves | |
| Size | Hand circumference in cm |
| 3XS (5) | -15 |
| 2XS (6) | 15-17 |
| XS (7) | 17-20 |
| S (8) | 20-23 |
| M (9) | 23-25 |
| L (10) | 25-28 |
| XL (11) | 28-30 |
| 2XL (12) | 30-32 |
| 3XL (13) | 32+ |