Ushio UXR-300LY Compact Xenon
Manufacturer part number: UXR-300LY
Base type: 5-hole lamp mount

300W compact xenon lamp, five-hole mounting variant of the Ushio UXR 300 series, and the direct Ushio replacement for the Olympus MD-631 (Y1064S) xenon lamp used in Olympus CLV-40, CLV-45, CLV-160, CLV-180 and CLV-260SL cold light sources. Built-in parabolic mirror with sapphire window, made in Japan.
Technical Specifications
Main Applications
- Medical endoscopy fibre optic illuminators
- Endoscope replacement lamp
- Olympus cold light sources
- Industrial endoscopes
- Microscope illumination
About the Ushio UXR-300LY Compact Xenon
The Ushio UXR-300LY is a 300W compact xenon short-arc lamp, the five-hole mounting variant of the Ushio UXR 300 series, engineered for medical endoscopy cold light sources. Manufactured in Japan by Ushio Inc., it combines a built-in parabolic reflector with a sapphire window to deliver bright, colour-accurate white light through fibre optic light guides.
The UXR-300LY is the direct Ushio replacement for the Olympus MD-631 xenon lamp, also referenced as Y1064S, fitted to the Olympus CLV-40, CLV-45, CLV-160, CLV-180 and CLV-260SL endoscopy light source systems. If you are searching for an MD-631 replacement lamp, an Olympus CLV-180 xenon lamp or a Ushio UXR-300LY supplier in the UK, Pro UV Lamps Ltd can supply the correct genuine Ushio part from UK stock with same-day despatch.
The Ushio UXR-300LY is also known and searched as UXR300LY, UXR 300LY, UXR-300 LY and Ushio UXR 300LY, and by the Olympus codes MD-631, MD631, MD 631 and Y1064S. All of these codes refer to the same 300W compact xenon endoscopy lamp; use whichever code you have and we will supply the correct genuine part.
Pro UV Lamps Ltd holds the Ushio UXR-300LY in UK stock for same-day despatch. We supply NHS Trusts, private hospitals, endoscopy units and service engineers across the UK. Contact our specialist team for pricing, availability and compatibility confirmation for your Olympus cold light source.
Frequently Asked Questions
Where can I buy the Ushio UXR-300LY in the UK?
Pro UV Lamps Ltd stocks the genuine Ushio UXR-300LY 300W compact xenon lamp in the UK with same-day despatch. Call 01494 838 389 or request a quote online.
Is the UXR-300LY a direct replacement for the Olympus MD-631?
Yes. The Ushio UXR-300LY is the direct replacement for the Olympus MD-631 (Y1064S) xenon lamp used in Olympus CLV-40, CLV-45, CLV-160, CLV-180 and CLV-260SL cold light sources.
Which Olympus light sources use the MD-631 lamp?
The Olympus MD-631 is fitted to the CLV-40, CLV-45, CLV-160, CLV-180 and CLV-260SL endoscopy light sources. The Ushio UXR-300LY is the direct replacement for all of these systems.
Do you supply the UXR-300LY to NHS hospitals?
Yes. We supply NHS Trusts, private hospitals, endoscopy units and service engineers across the UK with genuine Ushio UXR-300LY replacement lamps from UK stock. NHS purchase orders accepted.
| Model | Base | Watts | Output | Rated Life |
|---|---|---|---|---|
| UXR-300LY | 5-hole mount | 300W | Xenon short-arc | 500h |
Also written as: UXR300LY · UXR 300LY · UXR-300 LY · UXR300-LY · UXR-300LY · Ushio UXR-300LY · Ushio UXR 300LY · Ushio UXR300LY · MD-631 · MD631 · MD 631 · Olympus MD-631 · Olympus MD631 · Y1064S · Y 1064S · Y-1064S · Olympus Y1064S · CLV-40 · CLV40 · CLV-45 · CLV45 · CLV-160 · CLV160 · CLV-180 · CLV180 · CLV-260SL · CLV260SL · Olympus CLV-160 · Olympus CLV-180 · Olympus CLV-260SL
All data sourced from manufacturer specifications. Contact us for pricing.
Why buy from Pro UV Lamps Ltd?
- UK stock held in High Wycombe, Buckinghamshire
- Same-day despatch on most items
- Genuine Ushio replacement lamps
- NHS, private hospitals and trade supplied
- Expert technical support by phone
- No minimum order
Need help confirming compatibility?
Not sure if this is the right lamp for your equipment? Our specialists can help identify the correct replacement or cross-reference.

Get a Quote
Contact our specialist team for pricing, availability and technical advice on the Ushio UXR-300LY Compact Xenon.
Call +44 (0)1494 838 389✓ Same day despatch available
✓ Trade & public welcome
✓ Technical support included
✓ Mon-Fri 8:30am-5:30pm
