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INTERMATIC Photocontrol: Turn-Locking Photocell Mounting, SPST, 120V AC - Turn-Locking Photocells
INTERMATICTurn-Locking Photocells

INTERMATIC Photocontrol: Turn-Locking Photocell Mounting, SPST, 120V AC

SKU 3G-OTH-129321

Brand
INTERMATIC
Item
Photocontrol: Turn-Locking Photocell Mounting, SPST, 120V AC
Category
Turn-Locking Photocells
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Technical Specifications

INTERMATIC
Manufacturer Part Number
LC4521LA
Type
SPST, Spark Gap (No Rating)
AC
120V
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INTERMATIC Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the Intermatic LC4521LA photocontrol used for?

The Intermatic LC4521LA is a turn-locking photocell used for automatic dusk-to-dawn lighting control in industrial and commercial outdoor applications. It switches lights on when ambient light falls and off at dawn, eliminating manual operation and saving energy.

What are the specifications of the Intermatic LC4521LA?

The Intermatic LC4521LA is a SPST (single-pole, single-throw) photocontrol with a spark gap (no rating) for surge protection. It operates at 120V AC and features a turn-locking mounting style for secure installation in standard photocell receptacles.

Where to buy the Intermatic LC4521LA worldwide?

3G Electric supplies the Intermatic LC4521LA turn-locking photocell to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this SPST 120V AC photocontrol.

How to install the Intermatic LC4521LA photocontrol?

To install the Intermatic LC4521LA, ensure power is off, then insert the turn-locking photocell into a compatible receptacle and twist to lock. Wire per local codes: connect line, load, and neutral. Test by covering the sensor to simulate darkness. Always follow manufacturer instructions.

Used in

Common applications for INTERMATIC
Outdoor lighting control — INTERMATIC ET2145CR digital timer for parking lot lighting schedules
HVAC scheduling — INTERMATIC T7801B electromechanical timer for 7-day ventilation system cycling
Dusk-to-dawn lighting — INTERMATIC K4141C photocontrol for automatic street or sign lighting
Short-cycle pump control — INTERMATIC FD5MW spring-wound timer for sump pump test cycles
Plug-in appliance timing — INTERMATIC DT200LT digital plug-in timer for outdoor holiday lighting
Indoor load shedding — INTERMATIC ET2805C astronomic timer for office lighting based on daylight

INTERMATIC Products

3G Electric supplies INTERMATIC turn-locking photocells. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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