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Dimming Ballast

March 4th, 2009

How do you test a 1000 watt ballast?

I have a Hydro Farm 1000 watt HPS ballast & it isn’t lighting the light very well. It’s not real dim but is dimmer than it was. It was very bright. I’ve tried changing the socket, cord & bulb. Same deal. I think the ballast is bad & am an electrician but don’t know how to test a ballast. Do you ???

if you changed the bulb, then just replace the ballast. they don’t last much longer then 10 years.

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GE B132R277S50 1 LAMP DIMMING ELECTRONIC START BALLAST


GE B132R277S50 1 LAMP DIMMING ELECTRONIC START BALLAST


$5.59


Lutron EC5-T539-J-UNV-2 39W Electronic Dimming Ballast


Lutron EC5-T539-J-UNV-2 39W Electronic Dimming Ballast


$5.99


Lutron EC5T524JUNV1 Fluorescent Dimming Ballast NEW


Lutron EC5T524JUNV1 Fluorescent Dimming Ballast NEW


$5.99


IR21593S - IR21593 DIMMING BALLAST CONTROL IC


IR21593S – IR21593 DIMMING BALLAST CONTROL IC


$7.22


39W  Aquarium / Reptile  T5 HO Ballast 2 lamp Philips Advance Lightolier Dimming


39W Aquarium / Reptile T5 HO Ballast 2 lamp Philips Advance Lightolier Dimming


$7.99


39W T5 HO Ballast 2 lamp Philips Advance Lightolier Dimming HDF239T5HO


39W T5 HO Ballast 2 lamp Philips Advance Lightolier Dimming HDF239T5HO


$7.99


PHILIPS ADVANCE LIGHTOLIER POWERSPEC HDF128T5 DIMMING T5 FLOURESCENT BALLAST


PHILIPS ADVANCE LIGHTOLIER POWERSPEC HDF128T5 DIMMING T5 FLOURESCENT BALLAST


$10.00


Lutron EC5-T539-J-UNV-1 39W Electronic Dimming Ballast


Lutron EC5-T539-J-UNV-1 39W Electronic Dimming Ballast


$11.99


Lutron Compact SE Fluorescent Dimming Ballast T4 4-Pin 32W 120V FDB-T432-120-1-S


Lutron Compact SE Fluorescent Dimming Ballast T4 4-Pin 32W 120V FDB-T432-120-1-S


$17.99


LUTRON ECO-T5H3 T5 120V ELEC DIMMING BALLAST +ENCLOSURE


LUTRON ECO-T5H3 T5 120V ELEC DIMMING BALLAST +ENCLOSURE


$18.56


4LZ24 HI-LUME ELECTRONIC FLUORESCENT DIMMING BALLAST 0.30AMP NEW


4LZ24 HI-LUME ELECTRONIC FLUORESCENT DIMMING BALLAST 0.30AMP NEW


$18.99


Motorola Rapid Start Gold Edition T8 Dimming Ballast


Motorola Rapid Start Gold Edition T8 Dimming Ballast


$19.95


Lutron Dimming Ballast FDB-T432-120-1​-S


Lutron Dimming Ballast FDB-T432-120-1​-S


$19.95


Lutron FDB-T432-120-2-S Compact SE Electronic Fluorescent Dimming Ballast


Lutron FDB-T432-120-2-S Compact SE Electronic Fluorescent Dimming Ballast


$19.99


ELECTRONIC DIMMING BALLAST (1) 42W CFL (4-PIN) 277V ADV


ELECTRONIC DIMMING BALLAST (1) 42W CFL (4-PIN) 277V ADV


$19.99


LUTRON FDB-4843-120-2 HI-LUME ELECTRONIC DIMMING FLORESCENT BALLAST 2-F40T12


LUTRON FDB-4843-120-2 HI-LUME ELECTRONIC DIMMING FLORESCENT BALLAST 2-F40T12


$23.00


Lutron Eco10 ECO-T550-277-1 Dimming Ballast 1x 50W T5


Lutron Eco10 ECO-T550-277-1 Dimming Ballast 1x 50W T5


$24.99


LUTRON FDB-T554-2777-1 DIMMING BALLAST


LUTRON FDB-T554-2777-1 DIMMING BALLAST


$25.00


MAGNETEK DIMMING ELECTRONIC BALLAST B232SR277S30


MAGNETEK DIMMING ELECTRONIC BALLAST B232SR277S30


$25.00


 LUTRON FDB-4827-277-2 ELECTRONIC FLUORESCENT DIMMING BALLAST 277V HI-LUME  NEW


LUTRON FDB-4827-277-2 ELECTRONIC FLUORESCENT DIMMING BALLAST 277V HI-LUME NEW


$25.00


TRIDONIC 2x36W 4ft T8 DIGITAL DIMMING ELECTRONIC BALLAST PCA 236 DSI SWITCH DIM


TRIDONIC 2x36W 4ft T8 DIGITAL DIMMING ELECTRONIC BALLAST PCA 236 DSI SWITCH DIM


$26.78


High Bay Ballast U-2/32PS3 HPF Efficient Electronic  3-Way Dimming Ballasts


High Bay Ballast U-2/32PS3 HPF Efficient Electronic 3-Way Dimming Ballasts


$27.35


Lutron ECO-T832-277-2 277V Electronic Dimming Ballast    VV-458


Lutron ECO-T832-277-2 277V Electronic Dimming Ballast VV-458


$29.99


Advance VEZ-1T42-M2-LD Mark 10 Powerline Quad/Triple Lamp 277V Dimming Ballast


Advance VEZ-1T42-M2-LD Mark 10 Powerline Quad/Triple Lamp 277V Dimming Ballast


$30.00


Metrolight Metal Halide 39watt DIMMING Ballast


Metrolight Metal Halide 39watt DIMMING Ballast


$30.00


LUTRON COMPACT SE DIMMING BALLAST FDB-T432-277-1-S USE  2  32W  T4 PIN LAMPS


LUTRON COMPACT SE DIMMING BALLAST FDB-T432-277-1-S USE 2 32W T4 PIN LAMPS


$30.00


1 UNIVERSAL BRAND DIMMING ELECTRONIC BALLAST B232PULV50-A  120-277V.


1 UNIVERSAL BRAND DIMMING ELECTRONIC BALLAST B232PULV50-A 120-277V.


$30.99


1 New GB2T832DHB-U Green Ballast with Auto Dimming  Photo Cell  120/277V  T8


1 New GB2T832DHB-U Green Ballast with Auto Dimming Photo Cell 120/277V T8


$32.95


Lutron Eco10 ECO-T550-277-2 Dimming Ballast 2x 50W T5


Lutron Eco10 ECO-T550-277-2 Dimming Ballast 2x 50W T5


$34.99


Advance VEZ-1TTS40 (1) FT40W L 277V Dimming Ballast (1)


Advance VEZ-1TTS40 (1) FT40W L 277V Dimming Ballast (1)


$34.99


LUTRON 2W-T832-120-2 TU-WIRE ELECTRONIC FLUORESCENT DIMMING BALLAST 120V 53343


LUTRON 2W-T832-120-2 TU-WIRE ELECTRONIC FLUORESCENT DIMMING BALLAST 120V 53343


$34.99


1 BALLAST  GE232MVPS-H-V03 75383 UltraStart 0-10V Dimming 100-3% Ballast


1 BALLAST GE232MVPS-H-V03 75383 UltraStart 0-10V Dimming 100-3% Ballast


$35.00


SYLVANIA QTP 2X28T5/UNV DIM-TCL 2 Lamp 28T5 Dimming RS Electronic Ballast *NEW*


SYLVANIA QTP 2X28T5/UNV DIM-TCL 2 Lamp 28T5 Dimming RS Electronic Ballast *NEW*


$35.00


GE LFL UltraMax GE232MAX90-S60 Dimming Ballast


GE LFL UltraMax GE232MAX90-S60 Dimming Ballast


$35.00


GE 75380 UltraStart  4' 2 Lamp T8 2 x F32T8 Dimming Ballast


GE 75380 UltraStart 4′ 2 Lamp T8 2 x F32T8 Dimming Ballast


$35.00


SUPER HID 70W ELECTRONIC BALLAST METAL HALIDE 120-277V METROLIGHT DIMMING 0-10V


SUPER HID 70W ELECTRONIC BALLAST METAL HALIDE 120-277V METROLIGHT DIMMING 0-10V


$35.00


SUPER HID 39W ELECTRONIC BALLAST METAL HALIDE 120-277V METROLIGHT DIMMING 0-10V


SUPER HID 39W ELECTRONIC BALLAST METAL HALIDE 120-277V METROLIGHT DIMMING 0-10V


$38.00


2 New EC5T528JUNV1 Lutron EcoSystem Dimming Ballasts 120/277V  for 1 28W T5 Lamp


2 New EC5T528JUNV1 Lutron EcoSystem Dimming Ballasts 120/277V for 1 28W T5 Lamp


$38.45


NEW PHILIPS HDF242T4 COMPACT FLUORESCENT DIMMING BALLAST (2) QUAD or TRIPLE CFL


NEW PHILIPS HDF242T4 COMPACT FLUORESCENT DIMMING BALLAST (2) QUAD or TRIPLE CFL


$39.00


Lutron Hi-lume 277 volt Dimming Ballast HL3-T426-277-1-s


Lutron Hi-lume 277 volt Dimming Ballast HL3-T426-277-1-s


$39.95


 Lutron Dimming Ballast FDB-T432-120-1-S.  Lot of two


Lutron Dimming Ballast FDB-T432-120-1-S. Lot of two


$39.99


Hi-Lume LED Light 1% Dimming Driver Ballast 120 / 277V Lutron L3D25105AUNV1S


Hi-Lume LED Light 1% Dimming Driver Ballast 120 / 277V Lutron L3D25105AUNV1S


$39.99


Lightolier HDF254T5 120/277V 2 54W Lamp Dimming Ballast


Lightolier HDF254T5 120/277V 2 54W Lamp Dimming Ballast


$39.99


Sylvania 50714 QTP3X32T8/UNV DIM-TCL T8 Fluorescent Dimming Ballast


Sylvania 50714 QTP3X32T8/UNV DIM-TCL T8 Fluorescent Dimming Ballast


$40.00


Sylvania 50707 QTP2X32T8/UNV DIM-TC T8 Fluorescent Dimming Ballast


Sylvania 50707 QTP2X32T8/UNV DIM-TC T8 Fluorescent Dimming Ballast


$40.00


Lutron EC 5T 554 JUNV 1 Electronic Dimming Ballast 120/277V


Lutron EC 5T 554 JUNV 1 Electronic Dimming Ballast 120/277V


$42.00


Lutron Hi-Lume FDB-3627-277-2 Dimming Ballast 2x 25W T8


Lutron Hi-Lume FDB-3627-277-2 Dimming Ballast 2x 25W T8


$44.99


LUTRON ECO-T832-120-3 ECO-10 ELECTRONIC FLUORESCENT DIMMING BALLAST 120V 50618


LUTRON ECO-T832-120-3 ECO-10 ELECTRONIC FLUORESCENT DIMMING BALLAST 120V 50618


$44.99


Universal ES-2/1-CFQ-13-UNV-HT-DIM-10 Dimming Ballast


Universal ES-2/1-CFQ-13-UNV-HT-DIM-10 Dimming Ballast


$44.99


Sylvania QTP2x26CF/UNV DALI 2-Lamp CF Dimming Ballast


Sylvania QTP2x26CF/UNV DALI 2-Lamp CF Dimming Ballast


$44.99


 LUTRON NTGRX-FDBI-16A-120 Grafik Eye Fluorescent Dimming Ballast


LUTRON NTGRX-FDBI-16A-120 Grafik Eye Fluorescent Dimming Ballast


$45.00


(1) mark VII  VZT-2S32 dimming ballast 277V


(1) mark VII VZT-2S32 dimming ballast 277V


$46.99


EXO-TERRA GLO TERRARIUM DIMMING LAMP BALLAST 20W PT2241


EXO-TERRA GLO TERRARIUM DIMMING LAMP BALLAST 20W PT2241


$46.99


Lutron EC 5T 528 JUNV 1 Electronic Dimming Ballast 120/277V


Lutron EC 5T 528 JUNV 1 Electronic Dimming Ballast 120/277V


$48.00


Lutron E 3 T521 C 120 2 Electronic Fluorescent Dimming Ballast 120V


Lutron E 3 T521 C 120 2 Electronic Fluorescent Dimming Ballast 120V


$48.00


Lutron ECO-T832-120-1-L Electronic Fluorescent Dimming Ballast 120V


Lutron ECO-T832-120-1-L Electronic Fluorescent Dimming Ballast 120V


$48.00


EXO-TERRA GLO TERRARIUM DIMMING LAMP BALLAST 40W PT2245


EXO-TERRA GLO TERRARIUM DIMMING LAMP BALLAST 40W PT2245


$48.99


EXO-TERRA GLO TERRARIUM DIMMING LAMP BALLAST 30W PT2243


EXO-TERRA GLO TERRARIUM DIMMING LAMP BALLAST 30W PT2243


$48.99


GE 232MVPS-H-V03 Electronic Dimming Ballast


GE 232MVPS-H-V03 Electronic Dimming Ballast


$49.95


(one)  B232SR120V5 Universal triad Rapid Start  Dimming Ballast Electronic


(one) B232SR120V5 Universal triad Rapid Start Dimming Ballast Electronic


$49.95


Lutron ECO-10 Fluorescent Dimming Ballast


Lutron ECO-10 Fluorescent Dimming Ballast


$49.99


Lot of 5 Lutron EHDT832CU210 EcoSystem H-Series Fluorescent Dimming Ballast NEW*


Lot of 5 Lutron EHDT832CU210 EcoSystem H-Series Fluorescent Dimming Ballast NEW*


$49.99


Philips ECD-277-2/32T Dimmable Dimming Ballast 2x F32T8


Philips ECD-277-2/32T Dimmable Dimming Ballast 2x F32T8


$49.99


Universal ES-2/1-CFQ-18-UNV-HT-DIM10 DIMMING BALLAST


Universal ES-2/1-CFQ-18-UNV-HT-DIM10 DIMMING BALLAST


$49.99


Lutron ECO-T528-277-1 28W T5 Lamp 277V Dimming Ballast


Lutron ECO-T528-277-1 28W T5 Lamp 277V Dimming Ballast


$49.99


Lutron ECO10 Fluorescent Dimming Ballast TVE-T540-120-2


Lutron ECO10 Fluorescent Dimming Ballast TVE-T540-120-2


$49.99


Advance REZ-1T42-M2-BS 120V 1 Lamp 42W Dimming Ballast


Advance REZ-1T42-M2-BS 120V 1 Lamp 42W Dimming Ballast


$49.99


Sylvania QTP 2x28T5/UNV 120/277V 2 L Dimming T5 Ballast


Sylvania QTP 2x28T5/UNV 120/277V 2 L Dimming T5 Ballast


$49.99


*NEW* Lutron Hi-Lume Compact SE Electronic Dimming Ballast FDB-T432-120-1-S


*NEW* Lutron Hi-Lume Compact SE Electronic Dimming Ballast FDB-T432-120-1-S


$50.00


Lutron Hi-Lume Dimming Ballast FDB-T432-277-1-S 32W T4 4-Pin Rapid Start


Lutron Hi-Lume Dimming Ballast FDB-T432-277-1-S 32W T4 4-Pin Rapid Start


$50.00


BRAND NEW LUTRON FDB-2227-120-3 ELECTRONIC FLORESCENT DIMMING BALLAST 3 40WATTS


BRAND NEW LUTRON FDB-2227-120-3 ELECTRONIC FLORESCENT DIMMING BALLAST 3 40WATTS


$50.00


Advance VEZ-2S32-SC 277V 2-Lamp T8  Mark X Fluorescecnt Dimming Ballast Dimmable


Advance VEZ-2S32-SC 277V 2-Lamp T8 Mark X Fluorescecnt Dimming Ballast Dimmable


$50.00


Lutron Hi-Lume Dimming Ballast FDB-2243-277-2 T5 50W


Lutron Hi-Lume Dimming Ballast FDB-2243-277-2 T5 50W


$50.00


Advance VEZ-132-SC 277V Mark X 1-Lamp T8 Fluorescent Dimming Ballast Dimmable


Advance VEZ-132-SC 277V Mark X 1-Lamp T8 Fluorescent Dimming Ballast Dimmable


$50.00


LUTRON GRAFIK EYE FLUORESCENT DIMMING BALLAST INTERFACE


LUTRON GRAFIK EYE FLUORESCENT DIMMING BALLAST INTERFACE


$53.88


Advance VEZ-1T42-M2-LD 277V 1 Lamp 277V Dimming Ballast


Advance VEZ-1T42-M2-LD 277V 1 Lamp 277V Dimming Ballast


$54.99


Universal ES-2/1-CFQ-18-UNV-HT-DIM10 DIMMING BALLAST


Universal ES-2/1-CFQ-18-UNV-HT-DIM10 DIMMING BALLAST


$54.99


SuperDim C226UNVSV3ME CFQ/TR26W 120/277 Dimming Ballast


SuperDim C226UNVSV3ME CFQ/TR26W 120/277 Dimming Ballast


$54.99


Axis AX432B120/277 F32T8 F32T8/U F31/T8U Dimming Ballast 120 To 277V


Axis AX432B120/277 F32T8 F32T8/U F31/T8U Dimming Ballast 120 To 277V


$54.99


 1  Advance RZT-2S54 Electronic Dimming Ballast


1 Advance RZT-2S54 Electronic Dimming Ballast


$55.00


Lutron Hi-Lume Dimming Ballast FDB-2427-277-1 T8 17W


Lutron Hi-Lume Dimming Ballast FDB-2427-277-1 T8 17W


$55.00


Advance REZ-1S32-SC Electronic Dimming Ballast 1X F32T8


Advance REZ-1S32-SC Electronic Dimming Ballast 1X F32T8


$55.00


Lutron Dimming Ballast ECO-T832-277-2 NEW ECOT8322772


Lutron Dimming Ballast ECO-T832-277-2 NEW ECOT8322772


$55.88


(1) B232SR277V5 dimming ballast 277V. for 2 F32T8 lamps


(1) B232SR277V5 dimming ballast 277V. for 2 F32T8 lamps


$55.95


1 New QTP 2x28T5/UNV Dim-TCL Sylvania Dimming Ballast 120/277 V  For 2-T5 Lamps


1 New QTP 2x28T5/UNV Dim-TCL Sylvania Dimming Ballast 120/277 V For 2-T5 Lamps


$58.50


Lutron ECO-T832-120-1 Workplace Dimming Ballast NEW


Lutron ECO-T832-120-1 Workplace Dimming Ballast NEW


$59.00


Universal ES-2/1-CFQ-13-UNV-GT-DIM-D Dimming Ballast


Universal ES-2/1-CFQ-13-UNV-GT-DIM-D Dimming Ballast


$59.99


Lutron FDB-T554-277-1 T5 54W 1-Lamp Dimming Ballast (1)


Lutron FDB-T554-277-1 T5 54W 1-Lamp Dimming Ballast (1)


$59.99


Lutron EcoSystem EC5-T514-J-120-2 Dimming Ballast 14W


Lutron EcoSystem EC5-T514-J-120-2 Dimming Ballast 14W


$59.99


Advance REZ-2S32-SC Electronic Dimming Ballast 2X F32T8


Advance REZ-2S32-SC Electronic Dimming Ballast 2X F32T8


$60.00


Lutron ECO-T5H39-277-2 (2)39W T5HO Lamp Dimming Ballast


Lutron ECO-T5H39-277-2 (2)39W T5HO Lamp Dimming Ballast


$61.99


**LOT OF 3** Advance VZT-4S32-HL Dimming Ballast NEW 277V


**LOT OF 3** Advance VZT-4S32-HL Dimming Ballast NEW 277V


$62.50


Lutron GRX-FDCI-16A-120 Grafik Eye flourescent dimming ballast interface NEW


Lutron GRX-FDCI-16A-120 Grafik Eye flourescent dimming ballast interface NEW


$65.00


Universal DCL B232PULV50H-A Dimming Ballast 2 Lamp F32T8 120V To 277V ( TWO )


Universal DCL B232PULV50H-A Dimming Ballast 2 Lamp F32T8 120V To 277V ( TWO )


$65.99


Lutron FDB-T539-277-2 T5-HO 39W 277V 1% Dimming Ballast


Lutron FDB-T539-277-2 T5-HO 39W 277V 1% Dimming Ballast


$67.99


 GE- LED DCM GE- EC1012NCMUL-SY STEP DIMMING CONTROL MODULE BALLAST 120VAC INPUT


GE- LED DCM GE- EC1012NCMUL-SY STEP DIMMING CONTROL MODULE BALLAST 120VAC INPUT


$69.95


 Lutron Dimming Ballast FDB-T432-120-1-S.  Lot of  four


Lutron Dimming Ballast FDB-T432-120-1-S. Lot of four


$69.99


Universal B432SR277V5 277V 32W T8 4-L Dimming Ballast


Universal B432SR277V5 277V 32W T8 4-L Dimming Ballast


$69.99


Lutron Eco10 ECO-T5H39-120-1 10% Dimming Ballast T5HO


Lutron Eco10 ECO-T5H39-120-1 10% Dimming Ballast T5HO


$69.99


HUNT FD-27 MODULAR DIMMING FOR LIGHTING BALLASTS NEW


HUNT FD-27 MODULAR DIMMING FOR LIGHTING BALLASTS NEW


$70.00

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