Shop Keystone Technologies A-Style Bulbs

Keystone Technologies has a wide range of A-Style bulbs that provide general lighting in different light fixtures. Keystone Technologies A-type bulbs include a range of commercial LEDs and Contractor series LED A19s. Browse Keystone Technologies’ A-Style Bulbs today at HomElectrical!

1-30 of 105 products

9W Contractor Series LED A19 Bulb, E26, Non-Dim, 800 lm, 120V, 3000K
9W Contractor Series LED A19 Bulb, E26, Non-Dim, 800 lm, 120V, 3000K
KT-LED9A19-O-830-ND-CS /G2
Contractor Series9W; E26 Base; 3000K Color Temperature; A19 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$1.85Each
5.5/8/16W LED A21 Bulb, 3-Way, E26, 120V, 2700K
5.5/8/16W LED A21 Bulb, 3-Way, E26, 120V, 2700K
KT-LED16A21-O-827-3W
5.5/8/16W; E26 Base; 2700K Color Temperature; A21 Shape3-Way SwitchSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$11.46Each
16W LED A21 Bulb, E26, 1600 lm, 120V, 2700K
16W LED A21 Bulb, E26, 1600 lm, 120V, 2700K
KT-LED16A21-O-927
16W; E26 Base; 2700K Color Temperature; A21 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk for...
$11.46Each
9W LED A19 Bulb, E26, 800 lm, 120V, CCT Select
9W LED A19 Bulb, E26, 800 lm, 120V, CCT Select
KT-LED9A19-O-8CSF
9W; E26 Base; Selectable Color Temperature; A19 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk for...
$5.23Each
24W Commercial LED A23 Bulb, E26, 120V-277V, 3000K
24W Commercial LED A23 Bulb, E26, 120V-277V, 3000K
KT-LED25A23-O-E26-830-DIM /G2
24W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, E26, 120V-277V, 4000K
24W Commercial LED A23 Bulb, E26, 120V-277V, 4000K
KT-LED25A23-O-E26-840-DIM /G2
24W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, E26, 120V-277V, 5000K
24W Commercial LED A23 Bulb, E26, 120V-277V, 5000K
KT-LED25A23-O-E26-850-DIM /G2
24W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, EX39, 120V-277V, 3000K
24W Commercial LED A23 Bulb, EX39, 120V-277V, 3000K
KT-LED25A23-O-EX39-830-DIM /G2
24W; EX39 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, EX39, 120V-277V, 4000K
24W Commercial LED A23 Bulb, EX39, 120V-277V, 4000K
KT-LED25A23-O-EX39-840-DIM /G2
24W; EX39 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, EX39, 120V-277V, 5000K
24W Commercial LED A23 Bulb, EX39, 120V-277V, 5000K
KT-LED25A23-O-EX39-850-DIM /G2
24W; EX39 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
36W Commercial LED A25 Bulb, E26, 120V-277V, 3000K
36W Commercial LED A25 Bulb, E26, 120V-277V, 3000K
KT-LED35A25-O-E26-830-DIM /G2
36W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, E26, 120V-277V, 4000K
36W Commercial LED A25 Bulb, E26, 120V-277V, 4000K
KT-LED35A25-O-E26-840-DIM /G2
36W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, E26, 120V-277V, 5000K
36W Commercial LED A25 Bulb, E26, 120V-277V, 5000K
KT-LED35A25-O-E26-850-DIM /G2
36W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, EX39, 120V-277V, 3000K
36W Commercial LED A25 Bulb, EX39, 120V-277V, 3000K
KT-LED35A25-O-EX39-830-DIM /G2
36W; EX39 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, EX39, 120V-277V, 4000K
36W Commercial LED A25 Bulb, EX39, 120V-277V, 4000K
KT-LED35A25-O-EX39-840-DIM /G2
36W; EX39 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, EX39, 120V-277V, 5000K
36W Commercial LED A25 Bulb, EX39, 120V-277V, 5000K
KT-LED35A25-O-EX39-850-DIM /G2
36W; EX39 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
14W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
KT-LED14A21-O-E26-827-DIM /G2
14W; E26 Base; 2700K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
14W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
KT-LED14A21-O-E26-830-DIM /G2
14W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
14W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
KT-LED14A21-O-E26-840-DIM /G2
14W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
14W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
KT-LED14A21-O-E26-850-DIM /G2
14W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
20W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
KT-LED20A21-O-E26-827-DIM /G2
20W; E26 Base; 2700K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
20W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
KT-LED20A21-O-E26-830-DIM /G2
20W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
20W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
KT-LED20A21-O-E26-840-DIM /G2
20W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
20W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
KT-LED20A21-O-E26-850-DIM /G2
20W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 2700K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 2700K
KT-LED9A19-O-827-UV /G2
9W; E26 Base; 2700K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3000K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3000K
KT-LED9A19-O-830-UV /G2
9W; E26 Base; 3000K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3500K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3500K
KT-LED9A19-O-835-UV /G2
9W; E26 Base; 3500K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 4000K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 4000K
KT-LED9A19-O-840-UV /G2
9W; E26 Base; 4000K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 5000K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 5000K
KT-LED9A19-O-850-UV /G2
9W; E26 Base; 5000K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
11W LED A19 Bulb, E26, 1100 lm, 120V, 2700K
11W LED A19 Bulb, E26, 1100 lm, 120V, 2700K
KT-LED11A19-O-827 /G2
11W; E26 Base; 2700K Color Temperature; A19 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk for...
$5.69Each

1-30 of 105 products

9W Contractor Series LED A19 Bulb, E26, Non-Dim, 800 lm, 120V, 3000K
9W Contractor Series LED A19 Bulb, E26, Non-Dim, 800 lm, 120V, 3000K
KT-LED9A19-O-830-ND-CS /G2
Contractor Series9W; E26 Base; 3000K Color Temperature; A19 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$1.85Each
5.5/8/16W LED A21 Bulb, 3-Way, E26, 120V, 2700K
5.5/8/16W LED A21 Bulb, 3-Way, E26, 120V, 2700K
KT-LED16A21-O-827-3W
5.5/8/16W; E26 Base; 2700K Color Temperature; A21 Shape3-Way SwitchSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$11.46Each
16W LED A21 Bulb, E26, 1600 lm, 120V, 2700K
16W LED A21 Bulb, E26, 1600 lm, 120V, 2700K
KT-LED16A21-O-927
16W; E26 Base; 2700K Color Temperature; A21 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk for...
$11.46Each
9W LED A19 Bulb, E26, 800 lm, 120V, CCT Select
9W LED A19 Bulb, E26, 800 lm, 120V, CCT Select
KT-LED9A19-O-8CSF
9W; E26 Base; Selectable Color Temperature; A19 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk for...
$5.23Each
24W Commercial LED A23 Bulb, E26, 120V-277V, 3000K
24W Commercial LED A23 Bulb, E26, 120V-277V, 3000K
KT-LED25A23-O-E26-830-DIM /G2
24W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, E26, 120V-277V, 4000K
24W Commercial LED A23 Bulb, E26, 120V-277V, 4000K
KT-LED25A23-O-E26-840-DIM /G2
24W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, E26, 120V-277V, 5000K
24W Commercial LED A23 Bulb, E26, 120V-277V, 5000K
KT-LED25A23-O-E26-850-DIM /G2
24W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, EX39, 120V-277V, 3000K
24W Commercial LED A23 Bulb, EX39, 120V-277V, 3000K
KT-LED25A23-O-EX39-830-DIM /G2
24W; EX39 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, EX39, 120V-277V, 4000K
24W Commercial LED A23 Bulb, EX39, 120V-277V, 4000K
KT-LED25A23-O-EX39-840-DIM /G2
24W; EX39 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
24W Commercial LED A23 Bulb, EX39, 120V-277V, 5000K
24W Commercial LED A23 Bulb, EX39, 120V-277V, 5000K
KT-LED25A23-O-EX39-850-DIM /G2
24W; EX39 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$45.54Each
36W Commercial LED A25 Bulb, E26, 120V-277V, 3000K
36W Commercial LED A25 Bulb, E26, 120V-277V, 3000K
KT-LED35A25-O-E26-830-DIM /G2
36W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, E26, 120V-277V, 4000K
36W Commercial LED A25 Bulb, E26, 120V-277V, 4000K
KT-LED35A25-O-E26-840-DIM /G2
36W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, E26, 120V-277V, 5000K
36W Commercial LED A25 Bulb, E26, 120V-277V, 5000K
KT-LED35A25-O-E26-850-DIM /G2
36W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, EX39, 120V-277V, 3000K
36W Commercial LED A25 Bulb, EX39, 120V-277V, 3000K
KT-LED35A25-O-EX39-830-DIM /G2
36W; EX39 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, EX39, 120V-277V, 4000K
36W Commercial LED A25 Bulb, EX39, 120V-277V, 4000K
KT-LED35A25-O-EX39-840-DIM /G2
36W; EX39 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
36W Commercial LED A25 Bulb, EX39, 120V-277V, 5000K
36W Commercial LED A25 Bulb, EX39, 120V-277V, 5000K
KT-LED35A25-O-EX39-850-DIM /G2
36W; EX39 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionLarge metal heatsink for optimal heat dissipationRated for...
$61.31Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
14W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
KT-LED14A21-O-E26-827-DIM /G2
14W; E26 Base; 2700K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
14W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
KT-LED14A21-O-E26-830-DIM /G2
14W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
14W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
KT-LED14A21-O-E26-840-DIM /G2
14W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
14W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
14W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
KT-LED14A21-O-E26-850-DIM /G2
14W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$29.77Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
20W Commercial LED A21 Bulb, E26, 120V-277V, 2700K
KT-LED20A21-O-E26-827-DIM /G2
20W; E26 Base; 2700K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
20W Commercial LED A21 Bulb, E26, 120V-277V, 3000K
KT-LED20A21-O-E26-830-DIM /G2
20W; E26 Base; 3000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
20W Commercial LED A21 Bulb, E26, 120V-277V, 4000K
KT-LED20A21-O-E26-840-DIM /G2
20W; E26 Base; 4000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
20W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
20W Commercial LED A21 Bulb, E26, 120V-277V, 5000K
KT-LED20A21-O-E26-850-DIM /G2
20W; E26 Base; 5000K Color TemperatureCan be used base-up, base-down, or base-horizontal positionRated for open and enclosed fixtures...
$35.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 2700K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 2700K
KT-LED9A19-O-827-UV /G2
9W; E26 Base; 2700K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3000K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3000K
KT-LED9A19-O-830-UV /G2
9W; E26 Base; 3000K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3500K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 3500K
KT-LED9A19-O-835-UV /G2
9W; E26 Base; 3500K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 4000K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 4000K
KT-LED9A19-O-840-UV /G2
9W; E26 Base; 4000K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 5000K
9W LED A19 Bulb, E26, 800 lm, 120V-277V, 5000K
KT-LED9A19-O-850-UV /G2
9W; E26 Base; 5000K Color Temperature; A19 ShapeUniversal VoltageSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk...
$6.08Each
11W LED A19 Bulb, E26, 1100 lm, 120V, 2700K
11W LED A19 Bulb, E26, 1100 lm, 120V, 2700K
KT-LED11A19-O-827 /G2
11W; E26 Base; 2700K Color Temperature; A19 ShapeSmooth, diffused lens for comfortable glare-free performanceDurable plastic housing lowers the risk for...
$5.69Each
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