Product Specifications
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PRODUCT TYPE Dual Brightness LED Signal Bulbs |
SOCKET TYPE 1157 |
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MODEL NO. P-S09-1157-W-NP-U P-S09-1157-Y-NP-U P-S09-1157-R-NP-U |
LIGHT COLOR White / Yellow / Red |
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LED TYPE 3020 SMD |
LED QUANTITY 16 LEDs |
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OPERATING VOLTAGE DC 9–18V |
CURRENT TEST VOLTAGE 13.5V |
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APPLICATIONS Daytime Running / Brake Lights, Depending on Color and Vehicle Fitment |
HIGH MODE INITIAL INPUT CURRENT 2.4 A ± 10% |
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HIGH MODE STABLE INPUT CURRENT 2.0 A ± 10% |
LOW MODE INITIAL INPUT CURRENT 0.5 A ± 10% |
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LOW MODE STABLE INPUT CURRENT 0.5 A ± 10% |
WHITE HIGH MODE INITIAL LUMINOUS FLUX 2,200 lm ± 10% |
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WHITE HIGH MODE STABLE LUMINOUS FLUX 1,700 lm ± 10% |
WHITE LOW MODE INITIAL LUMINOUS FLUX 450 lm ± 10% |
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WHITE LOW MODE STABLE LUMINOUS FLUX 480 lm ± 10% |
YELLOW HIGH MODE INITIAL LUMINOUS FLUX 1,520 lm ± 10% |
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YELLOW HIGH MODE STABLE LUMINOUS FLUX 1,100 lm ± 10% |
YELLOW LOW MODE INITIAL LUMINOUS FLUX 360 lm ± 10% |
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YELLOW LOW MODE STABLE LUMINOUS FLUX 400 lm ± 10% |
RED HIGH MODE INITIAL LUMINOUS FLUX 350 lm ± 10% |
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RED HIGH MODE STABLE LUMINOUS FLUX 270 lm ± 10% |
RED LOW MODE INITIAL LUMINOUS FLUX 85 lm ± 10% |
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RED LOW MODE STABLE LUMINOUS FLUX 90 lm ± 10% |
SERIES S09 |

S09 Series 1157 Dual Brightness LED Signal Bulbs
The CN360 S09 Series 1157 combines sixteen 3020 SMD LEDs with high and low brightness operation. Available in white, yellow, and red, the range lists daytime running and brake-light applications for compatible vehicle circuits. Each color has separate initial and stable lumen ratings for both brightness modes.
High and Low Brightness for Compatible Lamp Circuits
The 1157 version supports two brightness levels within a compatible lighting circuit. The high and low modes are separate from the choice of light color: white, yellow, and red are individual bulb options. The vehicle's wiring determines how each mode is used in the intended lamp position.
The listed applications are daytime running lights and brake lights, subject to the correct color and vehicle fitment. Match the replacement to the original lamp function and check both operating modes. High and low brightness describe the signal bulb's operating levels rather than headlight beam settings.

White, Yellow, and Red Light Options
White, yellow, and red versions are available. Each bulb is selected for its required color; these options do not indicate automatic color switching. The choice should follow the original lamp function, lens color, and the lighting requirements of the intended vehicle position.

Use the output figures for the selected color when evaluating the bulb. The appearance of white, yellow, and red light through a vehicle lens differs, so the color choice and the light-output rating should be considered together. Confirm the installed result within the intended housing.



16 LED Lighting Configuration
The 1157 configuration uses 16 leds with 3020 SMD light sources. This arrangement forms the lighting section of the bulb and should be matched to the corresponding socket version. The LED specification identifies the light-source configuration without assigning an unsupported chip brand.
The LED assembly works with the lamp's existing optical surfaces to deliver light through the lens. Correct bulb seating maintains the intended position inside the housing. Check the space around the complete lighting head and ensure that the lens or rear cover can be fitted normally after replacement.
Initial and Stable Light Output
In high mode, initial and stable output are 2,200 lm ± 10% and 1,700 lm ± 10% for white, 1,520 lm ± 10% and 1,100 lm ± 10% for yellow, and 350 lm ± 10% and 270 lm ± 10% for red.
In low mode, initial and stable output are 450 lm ± 10% and 480 lm ± 10% for white, 360 lm ± 10% and 400 lm ± 10% for yellow, and 85 lm ± 10% and 90 lm ± 10% for red. These are separate operating-state values for each color.

Mode-Specific Current at 13.5V
At 13.5V, high-mode input current is 2.4 A ± 10% initially and 2.0 A ± 10% when stable. Low-mode current is 0.5 A ± 10% in both states. These ratings apply to the listed color options and distinguish brightness mode from initial or stable operation.
The operating voltage is DC 9–18V. Check the intended circuit and confirm that both brightness modes respond correctly through the vehicle's controls. The initial and stable current ratings remain distinct from the high and low brightness functions.

1157 Socket and Application Matching
Select the 1157 connection required by the original lamp. Socket compatibility, circuit requirements, and space around the bulb should all be checked together. Secure seating provides the mechanical connection and establishes the position of the lighting head.
After fitting, confirm normal illumination through the vehicle's controls and check that the original cover closes correctly. For circuits with lamp monitoring or additional control functions, assess operation in the actual vehicle. A socket match alone does not establish compatibility with every electrical control system.









