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INTERMATIC LC4521C Turn-Locking Photocell - Turn-Locking Photocells
INTERMATICTurn-Locking Photocells

INTERMATIC LC4521C Turn-Locking Photocell

INTERMATIC Turn-Locking Photocells.

SKU 3G-OTH-129322

Brand
INTERMATIC
Item
LC4521C Turn-Locking Photocell
Category
Turn-Locking Photocells
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

INTERMATIC
Manufacturer Part Number
LC4521C

Technical Documents

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INTERMATIC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

INTERMATIC Turn-Locking Photocells.

Frequently Asked Questions

What is the INTERMATIC LC4521C photocontrol used for?

The INTERMATIC LC4521C is a turn-locking photocell used for automatic dusk-to-dawn lighting control in outdoor commercial and industrial applications. It switches lights on when ambient light falls and off at dawn, commonly used for parking lots, signage, and security lighting.

What are the specifications of the INTERMATIC LC4521C?

The INTERMATIC LC4521C is a SPST (single-pole single-throw) turn-locking photocell rated for 120V AC input and 120V AC load. It features a twist-lock mounting design for easy installation in compatible photocell receptacles. The manufacturer part number is LC4521C.

Where to buy the INTERMATIC LC4521C worldwide?

You can source the INTERMATIC LC4521C through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this turn-locking photocell.

How to install the INTERMATIC LC4521C turn-locking photocell?

To install the INTERMATIC LC4521C, ensure power is off, then align the photocell's prongs with the receptacle slots and twist clockwise until locked. Verify the load rating matches your 120V AC lighting circuit. Follow local electrical codes and manufacturer guidelines for safe outdoor installation.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Turn-locking photocell for automatic dusk-to-dawn lighting control. SPST switching, rated 120-277V AC, with spark gap for surge protection. Suitable for outdoor lighting automation in parking lots, streetlights, and building exteriors
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This turn-locking receptacle is designed for mounting photocells in outdoor lighting control applications. It includes a pole-mounting bracket for secure installation on poles or other structures. The locking mechanism ensures a weather-resistant connection for automatic dusk-to-dawn operation
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Turn-locking photocell mounting receptacle with 30-inch leads for flexible wiring. Designed to securely connect compatible turn-locking photocells in outdoor lighting control applications

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Turn-locking photocell for automatic dusk-to-dawn lighting control. SPST switch rated 120-277V AC with 510 J surge capacity. Twist-lock mounting for secure installation in standard receptacles. Suitable for outdoor and industrial lighting applications
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SPST turn-locking photocell rated for 120-277V AC with 510 J surge capacity. Provides automatic dusk-to-dawn switching for outdoor lighting loads. Suitable for use in parking lots, billboards, and security lighting
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Turn-locking photocell for automatic dusk-to-dawn lighting control. SPST switch rated for 120V, 240V, and 277V AC. Suitable for outdoor applications such as parking lots, billboards, and security lighting