JM Science supplies high-quality OEM-equivalent deuterium (D2) lamps for a wide range of UV and UV-Vis spectrophotometers, including Shimadzu, Hitachi, Agilent/Cary, Thermo, GBC, and other leading manufacturers. These lamps are imported from trusted Japanese and European producers—not low-cost generic suppliers—and are engineered to match the performance and reliability of original OEM lamps.
Our D2 lamps provide smooth UV emission, long operating lifetime, excellent baseline stability, and rapid warm-up times, making them ideal for both routine and high-precision analytical work. All lamps are stocked in our Grand Island, NY warehouse for fast delivery across North America.
OEM-Equivalent Performance
Our replacement deuterium lamps are manufactured to OEM specifications to ensure reliable performance in all compatible instruments.
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Stable UV emission across the analytical range
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Long operating lifetime
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Low noise and excellent baseline stability
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Precision construction for optimal alignment and signal quality
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Full compatibility with UV-Vis and hybrid AA/UV instruments
These lamps are designed for laboratories that require dependable, long-lasting performance without the high cost of OEM models.
Applications
JM Science D2 lamps are commonly used in:
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UV-Vis absorbance spectrophotometry
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HPLC detector systems
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Pharmaceutical quality control
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Environmental and water-quality testing
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Chemical and materials analysis
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Academic and research laboratories
Our lamps support high-throughput laboratory testing while maintaining accuracy and stability across the instrument’s entire UV range.
Why Choose JM Science Replacement Lamps?
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OEM-equivalent quality at a lower cost
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Imported from Japan/EU, not low-quality generic factories
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Extensive compatibility with major spectrophotometer brands
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Fast shipping from our U.S. warehouse
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Trusted by QC, R&D, environmental, and academic labs for over 20 years
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Free technical support to confirm compatibility with your instrument
JM Science has supplied thousands of deuterium lamps across North America and continues to be a dependable source for high-performance laboratory replacement components.
Need Help Finding the Correct Lamp?
If you are unsure which lamp fits your instrument, contact JM Science.
Our team will verify compatibility, lamp type, and specifications at no charge.
Deuterium Lamp FAQ
Q1. How often should I replace a deuterium lamp?
Most deuterium lamps last between 1,000 and 2,000 hours of use, depending on the instrument and operating conditions. A weakening baseline or reduced sensitivity usually indicates it’s time for replacement.
Q2. How can I extend the lifetime of my deuterium lamp?
Avoid frequent on/off cycling, which stresses the lamp. Instead, keep the lamp on during active lab sessions and turn it off only when not in use for extended periods. Proper ventilation and stable power also extend lifetime.
Q3. Are JM Science deuterium lamps OEM quality?
Yes. JM Science supplies OEM-quality deuterium lamps designed for Hitachi detectors and other major brands, ensuring performance equal to or better than factory originals.
Q4. How do I know which lamp fits my detector?
Contact JM Science with your detector model (e.g., Hitachi L-2400 UV detector), and we will confirm the correct lamp to ensure compatibility.
Keep your detectors performing at their best with our Deuterium & AA Lamps. JM Science supplies OEM-quality deuterium lamps for Hitachi and other UV detectors, plus a selection of AA lamps for laboratories still using atomic absorption instruments.
Looking for complete HPLC solutions? Explore our Hitachi HPLC Detectors, available from JM Science as an authorized distributor. Pair your detector with OEM-quality deuterium lamps for long-lasting, reliable performance.
❓ FAQ
Q1. How long do deuterium lamps typically last?
Most D2 lamps last 1,000–2,000 hours, depending on use and detector conditions.
Q2. How do I know which lamp fits my detector?
Contact JM Science with your detector model (e.g., Hitachi UV-Vis detector) and we’ll confirm the correct lamp. Call 716-774-8706 or email to sales@jmscience.com.





