| Sort by Popularity- | Manufacturer | Product(s) | Model | Price | Buy Now |
| | Philips | MASTER COLOR CMH 400W HPS RETRO CDM400S51/HOR/4K/ALTO
Conversion Metal Halide Lamps Operate on HPS Ballasts
Master Color® Ceramic Metal Halid HPS-Retro White®
Optimized for operation on HPS ballasts
Excellent lumen maintenance
Crisp, bright white light with outstanding color rendering
Superior color stability
May not operate on electronic ballasts
... ...more. | 901551 | $53.11 | |
| | solarMAX | SOLARMAX™ VEGETATIVE CONVERSION 600W MH 7200K 55,000 LUMENS
SOLARMAX 600W MH VEG CONVERSIOSOLARMAX 600W MH VEG CONVERSIOSOLARMAX™ VEGETATIVE CONVERSION 600W MH 7200K 55,000 LUMENS12. x 9.25 x 15. INLAMPS5.95 LB12. x 9.25 x 15. IN5.95 LBLAMPS... ...more. | 902830 | $82.33 | |
| | Philips | Philips MasterColor CDM Lamp 315 W Argo P (12/Cs)
Phillips Mastercolor LEC 315 Lamp
Superior color quality. Crisp white light. Very High 1.95 PPF per second light source. 3100k color temperature, High 92cri, 33,000 initial lumens (105Lm/W). High 90% lumen maintenance at 8,000 hr / High 85% PPF maintenance at 20,000 hr. Unique Open Rated Lamp construction reduces radiant heat from the arc tube and is suitable for open fixture use... This item is sold individually....more. | 901575 | $71.24 | |
| | USHIO | USHIO HILUX GRO AMH 600/OPTI-BLUE 6/CS
Ushio MH 600 Conversion Lamp
MH Conversion Lamps operate on HPS Ballasts.
Ushio MH 600 watt conversion lamp AMH600 Opti Blue 47,000 initial lumens. T-25
MSRP: $115.95... This item is sold individually....more. | 902920 | $77.97 | |
| | SUNMASTER | LM.400W.U28.NDX LAMP (12/CS)
LM.400W.U28.NDX LAMP (12/CASE)LM.400W.U28.NDX LAMP (12/CASE)LM.400W.U28.NDX LAMP (12/CS)17.5 x 13.5 x 10. INLAMPS8.80 LB17.5 x 13.5 x 10. IN8.80 LBLAMPS... This item is sold individually....more. | 901860 | $50.09 | |
| | solarMAX | SOLARMAX™ VEGETATIVE CONVERSION 1000W MH 7200K 90,000 LUMENS
SOLARMAX 1000 W MH VEG CONVERSSOLARMAX 1000 W MH VEG CONVERSSOLARMAX™ VEGETATIVE CONVERSION 1000W MH 7200K 90,000 LUMENS12.25 x 9.5 x 15. INLAMPS6.10 LB12.25 x 9.5 x 15. IN6.10 LBLAMPS... ...more. | 902825 | $85.39 | |
| | USHIO | USHIO HILUX GRO AMH 400/OPTI-BLUE 12/CS
Ushio MH 400 Conversion Lamp
MH Conversion Lamps operate on HPS Ballasts.
Ushio MH400 Conversion Lamp AMH400 Opti Blue 39,000 Initial lumens T-15
MSRP: $95.95... This item is sold individually....more. | 902915 | $70.67 | |
| | Sunlite | CDM400S51/HOR/4K/ALTO PHILIPS ED18 CMH
CDM400S51/HOR/4K/ALTO 12/PACK (SOLD INDIVIDUALLY) PHILIPS (146506-P)CDM400S51/HOR/4K/ALTO 12PK PHILIPSOperates on S51/M169/O
ANSI Designation
MasterColor® Metal Halide 400W
HPS-Retro White™ Horizontal Lamp... — Ships via FedEx from Brooklyn, New York USA...more. | 146506-P | $59.39 | |
| | USHIO | USHIO HILUX GRO AMH 1000/OPTI-BLUE 6/CS
Ushio MH1000 Watt Conversion Lamp
MH conversion lamps operate on HPS ballasts.
Ushio MH1000 watt conversion lamp - AMH1000 Opti Blue 109,000 initial lumens. T-25
MSRP: $125.95... This item is sold individually....more. | 902925 | $84.04 | |
| | Philips | MASTER COLOR CMH 250W HPS RETRO
Conversion Metal Halide Lamps Operate on HPS Ballasts
Master Color® Ceramic Metal Halid HPS-Retro White®
Optimized for operation on HPS ballasts
Excellent lumen maintenance
Crisp, bright white light with outstanding color rendering
Superior color stability
May not operate on electronic ballasts
... ...more. | 901543 | $52.27 | |
| | SUNMASTER | LM600W.U25.CDX (6/BOX)
LM600W.U25.CDX (6/CASE)LM600W.U25.CDX (6/CASE)LM600W.U25.CDX (6/BOX)12.5 x 9.5 x 15.5 INLAMPS7.40 LB12.5 x 9.5 x 15.5 IN7.40 LBLAMPSSOLD INDIVIDUALLY, BOX SIZE LISTED FOR CONVENIENCE.... ...more. | 901868 | $83.40 | |
| | Ultra Sun | ULTRA SUN™ METAL HALIDE CONVERSION LAMP 600 WATTS MH600W/LU T-25 57,000 LUMENS (24/CASE)
Ultra Sun Metal Halide Conversion Lamps
The Ultra Sun™ MH Conversion Lamps are designed for those who have an existing HPS ballast that want to also be able to run metal halide lamps without purchasing a separate metal halide ballast. With a 6500°K temperature, these lamps are excellent for the vegetative cycle of plants and full term growing. These lamps have been specifically ... This item is sold individually....more. | 901537 | $58.76 | |
| | Philips | Philips Mastercolor LEC Lamp 315 W 4200 K (Veg) ) (12/Cs)
Philips Mastercolor LEC 315 Lamp - 4200ºK
Superior color quality. Crisp white light. 4200k color temperature, High 92cri, 34,300 initial lumens (109Lm/W). High 90% lumen maintenance at 8,000 hr / High 85% PPF maintenance at 20,000 hr. Unique Open Rated Lamp construction reduces radiant heat from the arc tube and is suitable for open fixture use.... This item is sold individually....more. | 901573 | $73.21 | |
| | EYE Hortilux Lamps - Iwasaki | EYE HORTILUX™ METAL ACE™ MH CONVERSION HPS TO MH M400 LU/HTL400 WATT BT-37 (12/CASE) - (288/SKID)
EYE HORTILUX™
M400 LU/HTL
HORTILUX™ SUPER HPS™Super HPS™ grow lamps fine-tune your lighting system to povide optimum spectral energy levels that promote vigorous plant growth. The EYE Super HPS™ EN Grow Lamps provide 17% more total energy and 25% more energy in the violet, blue, and green spectrum than standard High Pressure Sodium lamps. The... This item is sold individually....more. | 901840 | $62.37 | |
| | SUNMASTER | LM1000.U37.DDX (6/CS)
LM1000.U37.DDX (6/CASE)LM1000.U37.DDX (6/CASE)LM1000.U37.DDX (6/CS)17. x 12.25 x 13. INLAMPS7.60 LB17. x 12.25 x 13. IN7.60 LBLAMPS... This item is sold individually. — Free Shipping when ordering $75 or more of qualifying items....more. | 901867 | $85.35 | |
| | EYE Hortilux Lamps - Iwasaki | 940w 2K High Pressure Sodium Conversion Lamp.
940 watt EYE Hortilux Ultra Ace EN sodium lamp for use in Metal Halide ballasts. Burn in any position. Glass envelope clear.EYE Hortilux is a proven leader in the High Pressure Sodium plant growth specific lamp industry. Always top-notch quality and consumer satisfaction is very high. It is designed to be used in 1000-watt metal halide ballasts only. These High Pressure Sodium lamp... — Ships from Portland, Oregon USA — Free Shipping when ordering $75 or more of qualifying items....more. | HL67 | $197.95 | |
| | SUNMASTER | LM1000. U37.NDX LAMP (6/CS)
LM1000. U37.NDX LAMP (6/CASE)LM1000. U37.NDX LAMP (6/CASE)LM1000. U37.NDX LAMP (6/CS)17. x 12.25 x 13. INLAMPS7.48 LB17. x 12.25 x 13. IN7.48 LBLAMPS... This item is sold individually....more. | 901865 | $93.85 | |
| | Ultra Sun | ULTRA SUN™ METAL HALIDE CONVERSION LAMP 1000 WATTS MH1000W/LU T-120 100,000 LUMENS (24/CASE)
Ultra Sun Metal Halide Conversion Lamps
The Ultra Sun™ MH Conversion Lamps are designed for those who have an existing HPS ballast that want to also be able to run metal halide lamps without purchasing a separate metal halide ballast. With a 6500°K temperature, these lamps are excellent for the vegetative cycle of plants and full term growing. These lamps have been specifically ... This item is sold individually....more. | 901539 | $59.35 | |
| | Sunlite | UHI S250DD MH TO HPS RETRO USHIO E39 MH to HPS
UHI-S250DD MH TO HPS RETRO USHIO (5001175-U)UHI-S250DD MH TO HPS RETRO USHIO... — Ships via FedEx from Brooklyn, New York USA...more. | 5001175-U | $45.63 | |
| | HydroFarm | Xtrasun 600W MH Conversion 7200K
Xtrasun Metal Halide (MH) conversion lamps provide long-lasting, reliable operation throughout the grow cycle. Specifically engineered for horticultural use with magnetic and electronic ballasts, the rated 7200° Kelvin temperature* distributes intense light for flowering and full cycle plant growth. Xtrasun lamps offer exceptional performance, feature high quality components, and c... — Ships from Seattle, Washington USA — Free Shipping when ordering $75 or more of qualifying items....more. | eco-4182 | $73.74 | |
Lamps / Tubes / Bulbs 
