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World's 1st Ergonomic Chair with Massage
OSIM uErgoh
Ergonomic Support4
Peak Productivity
Massage Tech
Optimal Relaxation & Recovery8
Wellness Tech
Measure, Monitor and Manage Stress
Synergy Tech
Full Body Massage via OSIM App
Battery-Powered
Cordless Massage
The Sedentary Lifestyle
Long hours of sitting—whether for work, study, entertainment, or creative pursuits—can take a toll on both the body and mind. From backaches and poor posture to reduced focus, mental fatigue, and rising stress levels, the always-seated lifestyle challenges our well-being in more ways than one.
Common Pain Points of Prolonged Sitting
Physical Discomfort
Body Aches & Tension
Hunched Posture & Poor Circulation
Mental Challenges
Reduced Focus & Productivity
Increased Fatigue & Stress
Switch ON for Productivity,
Switch OFF for Recovery
Adjustable ergonomic support aligns posture
and reduces strain for peak productivity.
Targeted massage relieves tension, soothes
strain, and restores your body and mind.
DRAG
ON
Adjustable ergonomic support aligns posture and reduces strain for peak productivity.
Targeted massage relieves tension, soothes strain, and restores your body and mind.
OFF
Ergonomic Support for Peak Productivity
Headrest Adjustment
The adjustable headrest can be adjusted up and down to cradle the back of your head and upper neck — reducing tension in your neck and shoulders for all-day comfort.
S-Lumbar Support and Adjustment
The S-Lumbar Backrest Pad aligns with your spine’s natural curve, providing full-back support and tailored comfort for users of all heights—whether sitting upright or reclining.
Armrest Adjustment
The adjustable armrests move up to 7 cm in height, slide 3 cm front and back, and swivel 25° in and out—providing customized support for your arms and shoulders in any position.
Seat Height Adjustment with Wide Seat Base
The 9.5cm seat height adjustment ensures your feet rest flat with knees at a 90° angle, while the wide, well-padded seat base supports varied sitting positions and evenly distributes weight to reduce pressure points.
Stability & Mobility with Swivel Base
The adjustable headrest can be adjusted up and down to cradle the back of your head and upper neck — reducing tension in your neck and shoulders for all-day comfort.
Massage Tech for Optimal Relaxation & Recovery
V-Hand® Massage
on Neck & Shoulders
Back-Stepping
Ashiatsu Massage
uErgoh’s V-Hand® Massage mimics the precise grip of a professional masseuse—delivering realistic, targeted relief to your neck and shoulders where tension builds most.
Massage Tech for Optimal Relaxation & Recovery
uErgoh’s V-Hand® Massage mimics the precise grip of a professional masseuse—delivering realistic, targeted relief to your neck and shoulders where tension builds most.
Professionally Crafted Massage
Discover a thoughtfully curated range of massage programs tailored to the wellness needs of today’s digital generation and modern families—designed to relieve daily stress and restore relaxation, anytime you need it.
- Professional Massage Programs
- Manual Massage Programs
- Body Tension Programs
Professional Massage Programs
Professionally crafted to maximize cutting-edge technologies to deliver a satisfying head-to-toe relaxation.
- Neck & Shoulders
- Lumbar
- De-Stress
- Deep Tissue
Manual Massage Programs
Unlock multiple massage possibilities with a suite of massage techniques customizable to your needs.
- Shoulder Position
- Kneading On/Off
- Back-Stepping On/Off
- Rolling On/Off
- Roller Speed
- Roller Position
Body Tension Programs
Unwind on a journey of personalized well-being. Using PPG technology, the OSIM App measures your Body Tension Score and provides a tailored massage program to relieve your stress.
Experience deep relaxation and reduced muscle tension, tailored just for you.
Experience deep relaxation and reduced muscle tension, tailored just for you.
LoungePro Footrest
for Enhanced Relaxation
Enhance your comfort with the LoungePro Footrest (separate accessory) — from casual cross-legged seating to full leg elevation when fully reclined for deeper relaxation.
Measure, Monitor and Manage Stress with
OSIM Wellness Tech
The uErgoh uses cutting-edge Wellness Tech to measure, monitor, and manage your stress level. It uses the patent-pending Photoplethysmography (PPG) Technology with the OSIM Well-being App to calculate the Body Tension Score that reflects the stress level in the body and provides personalized Body Tension Programs to help you de-stress and improve your well-being.
Measure
with PPG
Monitor
with OSIM App
Manage
with Body Tension Programs
Measure
Measure
Body Tension With Stress Analysis
Manage your body tension effectively with OSIM Well-Being App’s Stress Analysis. Utilizing the non-invasive, light-based Photoplethysmography (PPG) Technology, the App accurately measures and interprets tension signals from your body, providing insightful and easy to understand Body Tension Scores. (PATENT PENDING)
Understanding Stress Analysis Technology and Scoring
Measure
Heart Rate And Respiratory Rate For Total Well-Being
Monitor
Monitor
Body Tension And Other Well-Being Indicators Through OSIM Well-Being App
Monitor your Body Tension levels, Heart Rate and Respiratory Rate effortlessly with the OSIM Well-Being App. This user-friendly app provides real-time data and insights into your body’s stress levels, allowing you to track your progress over time.
The need to monitor Body Tension and other Well-being indicators regularly
Manage
Manage
Body Tension With Personalized Body Tension Programs
Through superior smart technologies, the uErgoh Body Tension Program is innovatively designed to relax your mind and body to achieve ultimate rejuvenation and recovery.
Head-to-toe full body massage with
Synergy Tech
Achieve a synchronized full-body massage by seamlessly connecting the uErgoh with uGalaxy Sync Eye Massager and uPhoria Sync Leg Massager via your OSIM Well-Being App. Enjoy convenient wireless control directly from your smart devices.
- Body Tension Programs
- HarmonySync Programs
- Mix & Match Programs
Body Tension Programs
Unwind on a journey of personalized well-being. Each massage session is crafted based on your personal Tension Score. Experience deep relaxation and reduced muscle tension, tailored just for you.
HarmonySync Programs
These specially designed programs seamlessly synchronize the chair with the eye and leg massager, creating a seamless flow of rejuvenating movements that envelop your entire body. Experience a unified and deeply relaxing experience, where every touch is in perfect harmony.
De-Stress - Designed to melt away tension and restore balance to both mind and body.
Deep Tissue - Targets deep muscle layers to extract deep seated knots.
Mix & Match Programs
Create up to 32* personalized massage programs combinations by simply combining your favorite auto massage programs from uErgoh and uPhoria Sync.
*Up to 96 programs when used with the uGalaxy Sync Eye Massager
Seamless Comfort Anywhere
Battery-Powered,
Cordless Massage
Enjoy true cordless massage anywhere in your home. The battery-powered uErgoh lets you move freely from room to room—no messy cables, no limits—so you can relax on demand, wherever you are. A full 4-hour charge provides at least 60 minutes of use, with duration varying based on program, intensity, and environment temperature.
Certifications
Crafted with ergonomics, user safety, and long-lasting quality in mind, the uErgoh meets globally recognized benchmarks—ensuring trusted performance and peace of mind in every detail.
BIFMA/ANSI X5.1
(Structural Integrity)
Tested to BIFMA/ANSI X5.1 standards, the chair meets rigorous benchmarks for structural integrity, ensuring long-term durability and safe performance in everyday use.
Intertek
(Material Test)
Certified by Intertek, the chair’s materials are tested for durability, safety, and quality—ensuring reliable performance and lasting comfort.
EN-1335
(Ergonomic Integrity)
Compliant with EN 1335 European ergonomic standards, the chair is designed to support proper posture and comfort—ensuring ergonomic integrity for long hours of seated use.
CE
Complying with the CE mark (Conformité Européenne), for safety, health, and environmental protection, the chair meets stricts EU requirements—ensuring safe use across European markets.
RoHS Compliant
RoHS compliant, the chair is tested to be free from hazardous substances—ensuring it meets environmental and health safety standards for safer everyday use.
+
1. Backrest Durability Test
- 120,000 cycles
Apply 109kg (240lbs) load to center of seat with a pressure of 445N (100lbf) 90° to the backrest.
2. Caster Swivel Test
- 120,000 cycles
Wheel base to rotate 360° under a 122kg (270lbs) load on the seat at maximum and minimum chair height.
3. Seat Impact Test
- 100,000 cycles
A 57kg (125 lbs) load to fall onto the seat from 3cm (1.2in) height to ensure no loss of service ability and function of chair.
4. Rear Stability Test
The chair shall not tip over after test.
5. Caster Durability Test
- 100,000 cycles
Casters are assessed over both smooth surfaces and hard surfaces with obstacles.
6. Armrest Durability Test
- 60,000 cycles
Apply 400N (90lbf) to each armrest at an angle.
7. Proof Load Drop Test
A 136kg (300 lbs) load to fall onto the center of the seat from 15cm (6in) height to ensure no loss of structural integrity in terms of fracture, deformation or fatigue etc.
8. Front Corner Load Ease Test
- 40,000 cycles
Apply 734N (165 lbs) to each front corner of the seat.
+
1. Backrest Durability Test
- 120,000 cycles
Apply 109kg (240lbs) load to center of seat with a pressure of 334N (75lbf) 90° to the backrest.
2. Caster Swivel Test
- 120,000 cycles
Wheel base to rotate 360° under a 122kg (270lbs) load on the seat at maximum and minimum chair height.
3. Seat Impact Test
- 100,000 cycles
A 57kg (125 lbs) load to fall onto the seat from 3cm (1.4in) height to ensure no loss of service ability and function of chair.
4. Rear Stability Test
Pressure of 93N (20.9 lbf) is applied to the heavy disks loaded on the chair against the backrest.
5. Caster Durability Test
- 100,000 cycles
Casters are assessed over both smooth surfaces and hard surfaces with obstacles.
6. Armrest Durability Test
- 60,000 cycles
Apply 400N (90lbf) to each armrest at an angle.
7. Proof Load Drop Test
A 136kg (300 lbs) load to fall onto the center of the seat from 15cm (6in) height to ensure no loss of structural integrity in terms of fracture, deformation or fatigue etc.
8. Front Corner Load Ease Test
- 40,000 cycles
Apply 890N (200 lbs) to each front corner of the seat.
Product Specifications
Chair Dimension
Measurements in CM (*Note: all measurements are subjected to ±5% tolerance)
Model Specification
-
Model
-
uThrone V
-
Model Number
-
OS-8215
-
Adaptor Input
-
240V ~ 50/60Hz
-
Adaptor Output
-
12V --- 5A
-
Power Consumption
-
60W
-
Auto Timer
-
15 minutes
Weight
-
Gross Weight
-
Approx. 32 kg
-
Net Weight
-
Approx. 28 kg
Backrest Massage Unit
Reclining Angle
Approx 145 degree
Product Usage Suitability
This product is not intended for self-diagnosis or self-treatment of conditions that should be managed by a qualified health care provider. If you are under any medication or fall into any of the following categories (but not limited to), please consult your health care provider first before purchase / use: a) Heart diseases, b) High, or low blood pressure, deep vein thrombosis (DVT), c) Pregnant, d)Diabetes, e)Individuals fitted with medical implants (e.g pacemaker, automatic cardiac defibrillator (AICD), f) Recently underwent surgical operations, g) Those with any bone conditions like fractures, osteoporosis.
Product Specifications
Chair Dimension
Measurements in CM (*Note: all measurements are subjected to ±5% tolerance)
Model Specification
-
Model
-
uErgoh
-
Model Number
-
OS-8245
-
Voltage
-
12.8V
-
Auto Timer
-
15 minutes
Weight
-
Gross Weight
-
Approx. 29.8 kg
-
Net Weight
-
Approx. 29.1 kg
Frequently Asked Questions
Frequently Asked Questions
Return & Refunds
Returns and refunds are available for all new products. If you wish to return your product, you must do so within 14 days of purchase in original condition including packaging. To return or refund a product, please email cs2@osim.co.uk. Please note that returning or refunding any OSIM massage chairs and/or OSIM foot massagers will incur a 30% restocking fee. For further information regarding returns and refunds, please click here.
Shipping Information
We are able to ship to almost all countries worldwide. Accurate individual delivery costs and delivery times can be obtained by adding required items to the shopping cart and designating the county of delivery.
Product warranties
All products carry a full 1 year local UK commercial warranty and a 5 year limited warranty for OSIM massage chairs (including the Divine V and uLove 2). Within 14 days with proof of purchase, you may return the product for a one-for-one product exchange or a refund. After the 14 days, period repairs will be arranged. For full details regarding the warranty click here.
Finance (Buy now pay later)
Financing with Klarna
Only available between £200 to £4000 for the UK residents, and apply at the checkout page. Klarna is a Swedish payment service provider that allows you to spread the cost of your purchase into equal monthly payments for the first 12 months. For full information about Klarna, please refer to this document.
Finance with Paypal.
Only available between £30 to £2000 for the UK residents, and apply at the checkout page. For more information visit the Paypal website here.
EU powerpoints and plugs
All products purchased from OSIM UK come with a UK plug. EU customers will need to purchase their own adaptor to use the product.
Return & Refunds
Returns and refunds are available for all new products. If you wish to return your product, you must do so within 14 days of purchase in original condition including packaging. To return or refund a product, please email cs@osim.co.uk. Please note that returning or refunding any OSIM massage chairs and/or OSIM foot massagers will incur a 30% restocking fee. For further information regarding returns and refunds, please click here.
Shipping Information
We are able to ship to almost all countries worldwide. Accurate individual delivery costs and delivery times can be obtained by adding required items to the shopping cart and designating the county of delivery.
Product warranties
All products carry a full 1 year local UK commercial warranty and a 5 year limited warranty for OSIM massage chairs (including the Divine V and uLove 2). Within 14 days with proof of purchase, you may return the product for a one-for-one product exchange or a refund. After the 14 days, period repairs will be arranged. For full details regarding the warranty click here.
Finance (Buy now pay later)
Financing with Klarna
Only available between £200 to £4000 for the UK residents, and apply at the checkout page. Klarna is a Swedish payment service provider that allows you to spread the cost of your purchase into equal monthly payments for the first 12 months. For full information about Klarna, please refer to this document.
Finance with Paypal.
Only available between £30 to £2000 for the UK residents, and apply at the checkout page. For more information visit the Paypal website here.
EU powerpoints and plugs
All products purchased from OSIM UK come with a UK plug. EU customers will need to purchase their own adaptor to use the product.