• • • • 102A2

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Reference price and stock shown as of 2026-11-04. Confirm live availability and unit price via RFQ before placing a PO.

102A2

3-PHASE VOLTAGE MONITOR/ 190-4

Hamlin / Littelfuse · Monitor - Relay Output · BOM Matching

Mfr. Part Number

102A2

Manufacturer

Hamlin / Littelfuse

Datasheet

Description

3-PHASE VOLTAGE MONITOR/ 190-4

RoHS Status

Lead Free / RoHS Complaint

Availability

Sourcing — Lead time quoted on request (often 3–15 business days by channel)

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102A2

Hamlin / Littelfuse

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In Stock3,561

Unit

Price

$184.69

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Reference Price

Quantity	Price
1	$ 184.6900

Prices are for reference only. The final transaction is subject to confirmation.

As of 2026-11-04 · Valid as reference until 2026-11-11 · Request RFQ for live stock.

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Specification Summary

Contact Rating @ Voltage

10A @ 240VAC

Voltage - Supply

190 ~ 480VAC

Mounting Type

Chassis Mount

Circuit

SPDT (1 Form C)

Delay Time

Fixed, 2 Sec, 4 Sec

Output Type

Relay

Trip Range

190 ~ 480V AC

Trip Status

Energized High/Low

Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote

Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)

Shortage / allocation / EOL lines may need longer — ask via RFQ.

Reference price and stock shown as of 2026-11-04. Confirm live availability and unit price via RFQ before placing a PO.

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Specifications

Product Description

Purchase & Inquiry

Trip Status

Energized High/Low

Mounting Type

Chassis Mount

Type

Voltage Asymmetry, Voltage Sensing AC

Delay Time

Fixed, 2 Sec, 4 Sec

Trip Range

190 ~ 480V AC

Circuit

SPDT (1 Form C)

Contact Rating @ Voltage

10A @ 240VAC

Output Type

Relay

Voltage - Supply

190 ~ 480VAC

3-PHASE VOLTAGE MONITOR/ 190-4

Brand Introduction

Littelfuse products are vital components in applications that use electrical energy, from consumer electronics to vehicles and industrial facilities. They offer the industry’s broadest and deepest portfolio of circuit protection products, with growing platforms in power control and sensing. They are expanding into adjacent markets as part of their corporate strategy of accelerated organic growth and strategic acquisitions. These markets include power semiconductors, heavy-duty switches, magnetic, optical, electromechanical, and temperature sensors; and products that provide safe control and distribution of electrical power.