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LITTELFUSE Surge Protection Device: Three Phase, 208/120V AC, 150 V AC, Polycarbonate - External Surface-Mount SPDs
LITTELFUSEExternal Surface-Mount SPDs

LITTELFUSE Surge Protection Device: Three Phase, 208/120V AC, 150 V AC, Polycarbonate

The LITTELFUSE Surge Protection Device: Three Phase (SKU SPDN-C120-3Y, MPN SPDN-C120-3Y) is an external surface-mount SPD with a polycarbonate enclosure. It operates at 208/120V AC with a max. continuing operating…

SKU 3G-OTH-21647

Also listed as: SPDNC1203Y · SPDN C120 3Y

Brand
LITTELFUSE
Item
Surge Protection Device: Three Phase, 208/120V AC, 150 V AC, Polycarbonate
Category
External Surface-Mount SPDs
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

LITTELFUSE
Manufacturer Part Number
SPDN-C120-3Y
Type
Polycarbonate, 4X
AC
208/120V
Voltage
208/120V AC
Includes
LED Status Indicator
Enclosure Material
Polycarbonate
Voltage Protection Rating
1000V (L-G)
Max. Continuing Operating Voltage
150 V AC

Technical Documents

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

Product Description

The LITTELFUSE Surge Protection Device: Three Phase (SKU SPDN-C120-3Y, MPN SPDN-C120-3Y) is an external surface-mount SPD with a polycarbonate enclosure. It operates at 208/120V AC with a max. continuing operating voltage of 150 V AC and a voltage protection rating of 1000V (L-G). The unit includes an LED status indicator.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the LITTELFUSE SPDN-C120-3Y surge protection device used for?

The LITTELFUSE SPDN-C120-3Y is a three-phase external surface-mount surge protection device (SPD) used to protect industrial electrical equipment from voltage transients and surges. It is commonly applied in panelboards, switchgear, and motor control centers in manufacturing plants, data centers, and commercial buildings.

What are the specifications of the LITTELFUSE SPDN-C120-3Y?

The LITTELFUSE SPDN-C120-3Y operates at 208/120V AC with a maximum continuing operating voltage of 150 V AC. It has a voltage protection rating of 1000V (L-G) and includes an LED status indicator. The enclosure is made of polycarbonate and is rated NEMA 4X. The manufacturer part number is SPDN-C120-3Y.

Where to buy the LITTELFUSE SPDN-C120-3Y worldwide?

You can source the LITTELFUSE SPDN-C120-3Y 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; we supply genuine LITTELFUSE surge protection devices for international orders.

How to install the LITTELFUSE SPDN-C120-3Y surge protector?

Install the LITTELFUSE SPDN-C120-3Y on a flat surface using the mounting holes on the polycarbonate enclosure. Connect the three-phase conductors (L1, L2, L3) and neutral to the corresponding terminals, and bond the ground. Ensure the unit is de-energized during installation. Refer to the manufacturer's manual for torque specifications and wiring diagrams.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

LITTELFUSE Products

3G Electric supplies LITTELFUSE external surface-mount spds. 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
LITTELFUSE Surge Protection Device: Single Phase, 120V AC, 1200V (L-G)/600V (N-G)/700V (L-N), 4X (MPN SPDN-D120-1P)
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LITTELFUSE Surge Protection Device: Single Phase, 120V AC, 1200V (L-G)/600V (N-G)/700V (L-N), 4X (MPN SPDN-D120-1P)
SIEMENS Surge Protection Device: Three Phase, 120/208V AC Wye, 1200V (L-L)/700V (L-G, L-N, N-G) (MPN TPS3C12300XD2)
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SIEMENS Surge Protection Device: Three Phase, 120/208V AC Wye, 1200V (L-L)/700V (L-G, L-N, N-G) (MPN TPS3C12300XD2)
SIEMENS Surge Protection Device: Three Phase, 120/208V AC Wye, 1200V (L-L)/700V (L-G, L-N, N-G), 4X (MPN TPS3C1230VXD2)
Siemens
SIEMENS Surge Protection Device: Three Phase, 120/208V AC Wye, 1200V (L-L)/700V (L-G, L-N, N-G), 4X (MPN TPS3C1230VXD2)
SIEMENS Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-G, L-N, N-G), Steel (MPN TPS3A12300XD2)
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SIEMENS Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-G, L-N, N-G), Steel (MPN TPS3A12300XD2)

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