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Ushio MHL 17 — UV exposure lamp replacement

Metal-halide (long-arc) lamp for PCB, screen-printing and plate exposure units, 190 mm, gallium-doped (Ga). Also listed as Ushio 5000081, Starna STR5090-0 and 16 more part numbers.

Power5,000 W (published figures differ between sources — confirm on the label)
DopingGallium-doped (Ga)
Overall length (mm)190 (US distributor catalogue); 189mm (Alpha-Cure Parker HPM17); 189mm (Alpha-Cure Parker PLM17)
Arc / lighted length (mm)101mm (Alpha-Cure Parker HPM17); 101mm (Alpha-Cure Parker PLM17)
Tube diameter (mm)28mm (Alpha-Cure Parker HPM17); 28mm (Alpha-Cure Parker PLM17)
Base / connectionPinch seal (Alpha-Cure Parker HPM17); Pinch seal (Alpha-Cure Parker PLM17)
Doping / spectrumGa (gallium-doped)
Rated life (h)600 (US distributor catalogue typical/warranty)

Need a replacement for the Ushio MHL 17?

Send the part number, a photo of the old lamp and your exposure unit model. We check length, base, doping and power and quote within 24 hours.

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Part numbers listed for this lamp

The same lamp — same overall length and spectrum — appears under all of these numbers in published replacement-lamp catalogues. Brand names identify the original part only.

BrandPart number(s)
UshioMHL 17 · 5000081
StarnaSTR5090-0
Cure UV191131
AmbaB220338 · AM 572 X
Dr. FischerHPM 17
SylvaniaM 105
ParkerPLM 17
KuehnastJGMH 2200-0
HeraeusQ 5127 Z1 · Q 2123 Z11
DeltaMHR 6 · 5000 W
BLVMHL 17
Beltron5000 W
Strobbe928072705102
TheimerTH 2510
PhilipsHPM 17

Other exposure lamps with the same doping and similar length

Shown for navigation only — a lamp only fits if length, base and doping all match your unit.

Theimer TR 3020 · 190 mmUshio MHL 5000 · 185 mmTheimer TR 5230 · 185 mmUshio MHL 5000 S · 185 mmTheimer TR 3060 · 195 mmTheimer TR 3800 H · 197 mmUshio MHL-121 HT · 181 mmNuArc HT 121 GA · 180 mm

Frequently asked

Which part numbers are listed for the same lamp as the Ushio MHL 17?

In published replacement-lamp catalogues the same lamp (same overall length and spectrum) is listed under 19 part numbers: Ushio MHL 17, Ushio 5000081, Starna STR5090-0, Cure UV 191131, Amba B220338, Dr. Fischer HPM 17, Sylvania M 105, Parker PLM 17, Kuehnast JGMH 2200-0, Heraeus Q 5127 Z1, Heraeus Q 2123 Z11, Delta MHR 6, Delta 5000 W, BLV MHL 17, Beltron 5000 W, Strobbe 928072705102, Amba AM 572 X, Theimer TH 2510, Philips HPM 17. Confirm the length, base and doping of the lamp in your unit before ordering.

Can you supply a replacement for the Ushio MHL 17?

Yes — send the part number on your old lamp, a photo of its label and ends, and your exposure unit model. We check overall length, base, doping and power against the original before we quote, and quote within 24 hours.

Why does the doping matter?

The metal added to the mercury fill (iron, gallium or none) sets which UV and violet wavelengths the lamp emits. Your dry film, solder mask, screen emulsion or printing plate is sensitised to particular wavelengths, so the replacement should carry the same doping as the original.

Safety: metal-halide exposure lamps contain mercury and emit strong UV. Never run one outside its housing, wear UV-blocking eye protection when servicing, handle with gloves, and return used lamps for mercury recycling.

Specifications and cross-references compiled from published lamp-maker data (Ushio, Alpha-Cure) and a US replacement-lamp distributor's catalogue. Where sources differ the values are shown side by side. Data is given for identification only — verify against your unit's manual. Lamps supplied by Kilowatt Lamps are compatible replacements and are not made by or affiliated with the brands named.

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