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Products of Radium

Radium: LED Lamps, Bulbs & Special Lamps for Industry and Commerce

Radium Lampenwerk is an established German lamp manufacturer with over 100 years of experience in light engineering. At Lieske Elektronik (Voerstetten, Germany) trade businesses and companies can source the complete Radium range – from LED retrofit lamps and compact fluorescent lamps to special lamps for professional applications.

1906
Founded
100+ yrs
Lighting expertise
Made in EU
European production
CE / RoHS
Certified

Radium – European Lamp Expertise Since 1906

Radium Lampenwerk, founded in 1906 in Wipperfuerth (North Rhine-Westphalia), is one of Germany's most traditional lamp manufacturers. The company is now part of the Osram Group and specialises in the development and production of lamps for professional applications in commerce, industry, retail and public facilities.

The range includes LED retrofit lamps (E27, E14, GU10, G13), compact fluorescent lamps, high-pressure discharge lamps, halogen lamps and special lamps for UV, infrared and specific industrial applications. All products comply with current EU Ecodesign Regulations and are CE and RoHS certified. Lieske Elektronik supplies Radium lamps with expert advice on selecting the correct type for your application.

Quality & Certifications
✓
CE compliant
✓
RoHS compliant
✓
EU Ecodesign Regulation 2019/2020 compliant
✓
Energy efficiency classes A to F (LED)
✓
IEC 62560 / EN 62560 (LED lamp standard)
► Product Lines at a Glance
LED Retrofit Lamps (E27, E14, GU10, G13)

High-quality LED replacement lamps in all common bases as direct replacements for incandescent, halogen and fluorescent tubes. Radium LED lamps offer high luminous efficacy (up to 160 lm/W), excellent colour rendering (Ra >80) and service lives of 15,000 to 25,000 hours.

Compact Fluorescent Lamps (CFL)

Compact fluorescent lamps with various cap types (E27, GX23, 2G11) for office luminaires, downlights and surface-mounted fixtures. High luminous output, long service life and excellent colour quality for professional interior lighting.

High-Pressure Discharge Lamps (HQL, HRI, HST)

Mercury vapour, metal halide and high-pressure sodium lamps for industrial hall lighting and outdoor areas – high light output with long service lives for extended maintenance intervals in demanding environments.

Special Lamps (UV, Infrared, Specialist Use)

Technical special lamps for UV curing, infrared heating, photography, stage and studio lighting as well as specific industrial processes – precise colour temperatures and spectral properties for demanding requirements.

► Typical Application Areas
⚡
Industry & Production

High-output lamps for production halls, machine-tool lighting and industrial process illumination.

◆
Retail & Commerce

High-quality LED lamps for shop lighting, window displays and showrooms with excellent colour rendering.

★
Office & Administration

Flicker-free, glare-reduced LED retrofit lamps for office luminaires and ceiling systems – direct replacement without refitting.

►
Warehousing & Logistics

Long-life lamps for warehouses and logistics centres with extended maintenance intervals and robust design.

◆
Public Facilities

Cost-effective lamp solutions for schools, administration buildings, hospitals and municipal facilities.

★
Special Lighting & Processes

UV curing, infrared heating and special lamps for technical processes, photography and studio applications.

► Your Advantages with Radium
Proven Quality for Over 100 Years

Radium lamps have been professionally developed and manufactured since 1906. Decades of lamp-making expertise guarantee reliable performance, consistent quality and standards-compliant specifications.

Wide Range for Every Application

From simple LED retrofit lamps to high-pressure discharge lamps – Radium offers precisely matched lamps for every luminaire type and application area in commerce and industry.

EU Ecodesign Compliance

All Radium lamps meet current EU Ecodesign requirements. This simplifies procurement for businesses that must use standards-compliant and sustainable lighting solutions.

Direct Replacement, No Refitting

Radium LED retrofit lamps are designed as 1:1 replacements for incandescent and halogen lamps. Identical base dimensions allow simple lamp exchange without replacing luminaires – minimal installation effort.

► Radium Products in the Shop
► Frequently Asked Questions about Radium
Which Radium LED lamps replace old T8 fluorescent tubes?

Radium offers G13 LED tubes as direct replacements for T8 fluorescent tubes in lengths of 600, 900, 1200 and 1500 mm. Tubes are available for magnetic ballast, electronic ballast and ballast-bypass operation – installers should verify luminaire compatibility beforehand.

Are Radium lamps dimmable?

Selected Radium LED types are approved for phase-cut or trailing-edge dimming. Dimmability is indicated per product. Contact us for expert guidance on selecting the right dimmable Radium lamp for your installation.

What colour temperatures does Radium offer for commercial lighting?

Radium lamps are available in the most common colour temperatures: warm white (2700 K), neutral white (4000 K) and daylight (6500 K). For production and inspection lighting, neutral white or daylight with a high CRI value (>80) is recommended.

Request or Order Radium Lamps

Our sales team at Lieske Elektronik advises you on type selection, volume pricing and lamp retrofit projects.

► Contact us: sales@industry-electronics.com


Lists


Categories with products from Radium



Radium RJH-TS 48W/230/C/XE/R7S Halogenlampe 22315970 Radium 22315970Radium RJH-TS 48W/230/C/XE/R7S Halogenlampe 22315970


Lieske Part No.: 1317003
Mfg Part No: 22315970
5,73 EUR
Radium 22315970 plus VAT
≈ £4.86  |  ≈ $6.46
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium RJH-TS 2000W/230/C/R7S Halogenstablampe 22315978 EEK G Radium 22315978Radium RJH-TS 2000W/230/C/R7S Halogenstablampe 22315978 EEK G


Lieske Part No.: 964394
Mfg Part No: 22315978
381,29 EUR
Radium 22315978 plus VAT
≈ £323.72  |  ≈ $429.71
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium ITT 200/235-0170 Radium 24315931Radium ITT 200/235-0170


Lieske Part No.: 1315715
Mfg Part No: 24315931
150,56 EUR
Radium 24315931 plus VAT
≈ £127.83  |  ≈ $169.68
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 24315932 RAD ITT 350W 235V-0170 R7S 12X1 Infrarot-Halogenlampe ITT 350W 235V-0170 Radium 24315932Radium 24315932 RAD ITT 350W 235V-0170 R7S 12X1 Infrarot-Halogenlampe ITT 350W 235V-0170


Lieske Part No.: 1204161
Mfg Part No: 24315932
150,56 EUR
Radium 24315932 plus VAT
≈ £127.83  |  ≈ $169.68
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium ITT 1000W 235V-08X0 12X1 Infrarot-Halogenlampe 24317327 Radium 24317327Radium ITT 1000W 235V-08X0 12X1 Infrarot-Halogenlampe 24317327


Lieske Part No.: 1325486
Mfg Part No: 24317327
79,96 EUR
Radium 24317327 plus VAT
≈ £67.89  |  ≈ $90.11
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 24317331 RAD ITT 500W 235V-0170 R7S Infrarot-Halogenlampe Radium 24317331Radium 24317331 RAD ITT 500W 235V-0170 R7S Infrarot-Halogenlampe


Lieske Part No.: 1204284
Mfg Part No: 24317331
189,89 EUR
Radium 24317331 plus VAT
≈ £161.22  |  ≈ $214.01
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium ITT 700W 235V-0170 K R7S 12X1 Infrarot-Halogenlampe 24317332 Radium 24317332Radium ITT 700W 235V-0170 K R7S 12X1 Infrarot-Halogenlampe 24317332


Lieske Part No.: 1204285
Mfg Part No: 24317332
212,52 EUR
Radium 24317332 plus VAT
≈ £180.43  |  ≈ $239.51
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium ITT 1000W 235V-0170 R7S 12X1 Infrarot-Halogenlampe 24317333 Radium 24317333Radium ITT 1000W 235V-0170 R7S 12X1 Infrarot-Halogenlampe 24317333


Lieske Part No.: 1204286
Mfg Part No: 24317333
302,77 EUR
Radium 24317333 plus VAT
≈ £257.05  |  ≈ $341.22
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 24317338 RAD ITT 500W 235V-0170 K R7S 12X1 Infrarot-Halogenlampe ITT 500W 235V-0170 Radium 24317338Radium 24317338 RAD ITT 500W 235V-0170 K R7S 12X1 Infrarot-Halogenlampe ITT 500W 235V-0170


Lieske Part No.: 1204258
Mfg Part No: 24317338
43,58 EUR
Radium 24317338 plus VAT
≈ £37.00  |  ≈ $49.11
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 24317340 ITT 500W 235V-0870 R7S 12X1 infrared halogen lamp Radium ITT 500W 235V-0870 R7S 12X1 24317340Radium 24317340 ITT 500W 235V-0870 R7S 12X1 infrared halogen lamp
Highly efficient infrared heater for mains voltage 230V, double-sided socket, adjustable, long service life, no start-up time - fast heating

Lieske Part No.: 1348976
Mfg Part No: 24317340
Type: ITT 500W 235V-0870 R7S 12X1
48,67 EUR
Radium 24317340 plus VAT
≈ £41.32  |  ≈ $54.85
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium RHA 200W/6,6A/R7S RHA200W/6,6A/R7S Flugplatzlampe Radium 24401619Radium RHA 200W/6,6A/R7S RHA200W/6,6A/R7S Flugplatzlampe


Lieske Part No.: 1012626
Mfg Part No: 24401619
47,86 EUR
Radium 24401619 plus VAT
≈ £40.63  |  ≈ $53.94
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium RHA 200W/8,33A/R7S RHA200W/8,33A/R7S Flugplatzlampe Radium 24413713Radium RHA 200W/8,33A/R7S RHA200W/8,33A/R7S Flugplatzlampe


Lieske Part No.: 1012644
Mfg Part No: 24413713
59,01 EUR
Radium 24413713 plus VAT
≈ £50.10  |  ≈ $66.50
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium SN-T SIGNALLAMPE 40W/2450C/24/P28S 26122921 Radium 26122921Radium SN-T SIGNALLAMPE 40W/2450C/24/P28S 26122921


Lieske Part No.: 1327866
Mfg Part No: 26122921
1.136,20 EUR
Radium 26122921 plus VAT
≈ £964.63  |  ≈ $1,280.50
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium SN-T SIGNALLAMPE 65W/2250C/230/P28S 26122922 Radium 26122922Radium SN-T SIGNALLAMPE 65W/2250C/230/P28S 26122922


Lieske Part No.: 1327867
Mfg Part No: 26122922
13,34 EUR
Radium 26122922 plus VAT
≈ £11.33  |  ≈ $15.03
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium RX-TW 36W/840/2G10 RALUX 31313055 Radium RX-TW 36W/840/2G10 31313055Radium RX-TW 36W/840/2G10 RALUX 31313055
Compact fluorescent lamp, light colour 840, high luminous efficacy, good colour rendering, long service life, base 2G10. Adjustable with dimmable electronic ballast.

Lieske Part No.: 110157
Mfg Part No: 31313055
Type: RX-TW 36W/840/2G10
18,36 EUR
Radium 31313055 plus VAT
≈ £15.59  |  ≈ $20.69
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416555 RAD Entladungslampe HRI-T 400W/230/B/E40 HRI-T 400W/230/B/E40 EEK C Radium 32416555Radium 32416555 RAD Entladungslampe HRI-T 400W/230/B/E40 HRI-T 400W/230/B/E40 EEK C


Lieske Part No.: 1116571
Mfg Part No: 32416555
132,39 EUR
Radium 32416555 plus VAT
≈ £112.40  |  ≈ $149.20
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416565 RAD HRI-T 1000W/D/230/E40 Entladungslampe HRI-T 1000W/D/230/E40 Radium 32416565Radium 32416565 RAD HRI-T 1000W/D/230/E40 Entladungslampe HRI-T 1000W/D/230/E40


Lieske Part No.: 1116574
Mfg Part No: 32416565
155,45 EUR
Radium 32416565 plus VAT
≈ £131.98  |  ≈ $175.19
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416576 RAD HRI-TS 1000W/D/S PRO 230V K12S Radium 32416576Radium 32416576 RAD HRI-TS 1000W/D/S PRO 230V K12S


Lieske Part No.: 1116577
Mfg Part No: 32416576
308,97 EUR
Radium 32416576 plus VAT
≈ £262.32  |  ≈ $348.21
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium HRI-TS 2000W/NDL/S/400/K12S 02 Entladungslampe Radium 32416580Radium HRI-TS 2000W/NDL/S/400/K12S 02 Entladungslampe


Lieske Part No.: 1030750
Mfg Part No: 32416580
299,35 EUR
Radium 32416580 plus VAT
≈ £254.15  |  ≈ $337.37
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416582 RAD HRI-TS 2000W/N/L/400/K12S Radium 32416582Radium 32416582 RAD HRI-TS 2000W/N/L/400/K12S


Lieske Part No.: 1117604
Mfg Part No: 32416582
289,70 EUR
Radium 32416582 plus VAT
≈ £245.96  |  ≈ $326.49
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416593 RAD HRI-TS 1000W/NDL/S/230/K12S 01 Halogen-Metalldampflampe 1000W HRI-TS Radium 32416593Radium 32416593 RAD HRI-TS 1000W/NDL/S/230/K12S 01 Halogen-Metalldampflampe 1000W HRI-TS


Lieske Part No.: 1030751
Mfg Part No: 32416593
308,97 EUR
Radium 32416593 plus VAT
≈ £262.32  |  ≈ $348.21
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416601 RAD HRI-E 1000W/NSC/230/C HIE E40 Radium 32416601Radium 32416601 RAD HRI-E 1000W/NSC/230/C HIE E40


Lieske Part No.: 1117459
Mfg Part No: 32416601
171,78 EUR
Radium 32416601 plus VAT
≈ £145.84  |  ≈ $193.60
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416650 HRI-T 2000W/N/I/400/E40 03 halogen metal halide lamp Radium HRI-T 2000W/N/I/400/E40 03 32416650Radium 32416650 HRI-T 2000W/N/I/400/E40 03 halogen metal halide lamp
HM lamp with quartz burner, clear tube, neutral white, E40 base. Operation in a closed luminaire, with ballast, no igniter required.

Lieske Part No.: 1130126
Mfg Part No: 32416650
Type: HRI-T 2000W/N/I/400/E40 03
288,04 EUR
Radium 32416650 plus VAT
≈ £244.55  |  ≈ $324.62
Made to order · Delivery time approx. 20 workdaysinfo_outline
Radium 32416652 HRI-T 2000W/D/I/400/E40 02 halogen metal halide lamp Radium HRI-T 2000W/D/I/400/E40 02 32416652Radium 32416652 HRI-T 2000W/D/I/400/E40 02 halogen metal halide lamp
HM lamp with quartz burner, clear tube, daylight, E40 base. Operation in a closed luminaire, with ballast, no igniter required.

Lieske Part No.: 1344033
Mfg Part No: 32416652
Type: HRI-T 2000W/D/I/400/E40 02
406,31 EUR
Radium 32416652 plus VAT
≈ £344.96  |  ≈ $457.91
Made to order · Delivery time approx. 20 workdaysinfo_outline
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