Keystone
Keystone Technologies is one of the most prominent lighting manufacturers in the world. They produce a wide variety of ballasts, LED Drivers, LED Bulbs and more. Keystone strives for environmentally friendly and cost efficient lighting fixtures.  > More Information
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MH-175A-D-FCAN Keystone 175W F-can Metal Halide Ballast
Keystone
MSRP: $139.00$110.95Keystone 175W M57 H39 Metal Halide Fcan Ballast Key Features Dual 120/277 Input Voltage Min. Starting Temp. -30 Degrees C High Power Factor Small size and lightweight Metallic enclosure Cross References Advance 72C5581-NP-001 GE...KT-MH-175A-D-FCANMSRP: $139.00$110.95 -
KTAT-250-480-277 /A Keystone Step-Down AutoTransformer - 250VA-480V/277V or 180VA-347V/200V
Keystone
MSRP: $95.00$59.95Keystone Step-down Auto-transformer 480/347V to 277V/200V, Max Power Load 250VA/180VA, use with Ballasts or LED drivers, Leads with Feet Mount Keystone 480/347V to 277/200V Step-down Auto-Transformer Lighting Step-down transformers and...BSF-KT-KTAT-250-480-277-AMSRP: $95.00$59.95 -
Keystone CAP-320MH Metal Halide Capacitor
Keystone
MSRP: $19.00$14.95Keystone Dry Film Capacitor HID Metal Halide (MH) 320 Watt, 21uF, 345V Keystone Dry Film Capacitor Metal Halide (MH) 320 WattCAP-320MHMSRP: $19.00$14.95 -
Keystone MPS-400A-Q-KIT Metal Halide Ballast Kit - 400W M135/M155 Quad
Keystone
MSRP: $149.00$118.95Keystone MPS-400A-Q-KIT metal halide ballast and capacitor kit for 400 watt M135 and M155 bulbs, 120/208/240/277 volts quad tap input, CWA circuit type. Keystone 400 Watt Metal Halide Kit ANSI: M135 or M155 Form Factor: Core and Coil...MPS-400A-Q-KITMSRP: $149.00$118.95 -
KTEB-432-UV-IS-H-P Keystone T8 Instant Start Ballast - High Ballast Factor
Keystone
MSRP: $33.00$24.95KEYSTONE KTEB-432-UV-IS-H-P Electronic Fluorescent Ballast, High (1.18) Ballast Factor, Universal 120-277V Input, Operates F432T8 (32W), F432T8 (30W) F432T8 (28W) Lamps, Instant Start Keystone Fluorescent T8 Instant Start Ballast Performance and...BSF-KT-KTEB-432-UV-IS-H-PMSRP: $33.00$24.95 -
KTAT-70-480-277 Keystone Step-Down AutoTransformer Bottom Studs - 70VA 480V/347V to 277V
Keystone
MSRP: $80.00$56.95Keystone Step-down Auto-transformer 480/347V to 277V. Max Power Load 70VA, use with Ballasts or LED drivers, Side Exit Leads Keystone 480/347V to 277V Step-down Auto-Transformer Lighting Step-down transformers and auto-transformers are used when you...BSF-KT-KTAT-70-480-277MSRP: $80.00$56.95 -
KT-EMRG-500 Keystone Lighting Ballast - 500 Lumen
Keystone
MSRP: $57.00$45.95KEYSTONE Electronic Emergency Ballast, up to 500 Lumens, 120V/277V, 1 Lamp, most (2' -4') T8, T10, T12 fluorescent + 13W-36W CFLs (4-pin). Test switch and indicator light included. KT-EMRG-500 Specs Keystone 500 Lumen Emergency Light...BSF-KT-EMRG-500MSRP: $57.00$45.95 -
KTLD-14-1-600-FDIM-AF1 Keystone LED Driver - 14W 600mA Dimmable
Keystone
MSRP: $60.00Now: $47.95Was: $60.00Keystone Constant Current Driver, 14W Power, 120V input, 600mA and 10-40Vdc output, IP20 dry and damp locations Keystone 14W Constant Current 600mA LED Driver Features Meets FCC 47 CFR Part 15 (Class B) Consumer Limits Short Circuit Overload and...KT-KTLD-14-1-600-FDIM-AF1MSRP: $60.00Now: $47.95Was: $60.00 -
SS22WSTP Keystone Circline Ballast - 20W/FC6T9 22W/FC8T9
Keystone
MSRP: $25.00Now: $19.95Was: $25.00KEYSTONE ElectroMagnetic Circline Ballast, 120V, Single 20W FC6T9 or 22W FC8T9 Lamp with Socket Connector Attached Keystone Circline 20W/22W T9 Ballast Performance and Safety UL/935 (Class P, Type 1 outdoor) listed Sound Rated Class A Parallel...KT-SS22WSTPMSRP: $25.00Now: $19.95Was: $25.00 -
Out of stock
KTLD-22-1-350-FDIM-AK1 Keystone LED Driver - 22W 350mA Dimmable
Keystone
MSRP: $60.00$47.95Keystone Constant Current LED Driver, 22W Max Output Ppower, 120Vac Input, Fixed 350mA Output Current, 21-63Vdc Output, Leading/Trailing Edge Dimmable KTLD-22-1-350-FDIM-AK1 Specs Keystone 22W Constant Current 350mA Dimmable...KTLD-22-1-350-FDIM-AK1MSRP: $60.00$47.95 -
Out of stock
KTEB-135HE-1-TP Keystone T5 Fluorescent Ballast
Keystone
MSRP: $30.00Now: $19.95Was: $30.00KEYSTONE Electronic Fluorescent Ballast, 120V Input, Operates F35T5, F35T5HE, F28T5, F21T5 Lamps, Rapid Start Keystone Fluorescent T5 Rapid Start Ballast Performance and Safety UL listed Meets FCC Part 18 Class B Consumer Limits Transient...KT-KTEB-135HE-1-TPMSRP: $30.00Now: $19.95Was: $30.00 -
MH-1000A-P-KIT Keystone Metal Halide Ballast Kit - 1000W M47 5-Tap
Keystone
MSRP: $200.00Now: $169.95Was: $200.00Keystone MH-1000A-P-KIT Metal Halide Ballast Kit, 1000W ANSI M47, 5-Tap 120/208/240/277/480, CWA type circuit Keystone 1000 watt 480 Voltage Metal Halide Kit ANSI: M47 Line Voltage:120/208/240/277/480 Frequency: 60 Hz Form Factor: Core and coil...MH-1000A-P-KITMSRP: $200.00Now: $169.95Was: $200.00