EF2-4.5NU The Yageo EF2-4.5NU is a miniature signal relay designed for surface mounting. It features a 4.5VDC coil and a DPDT contact form.
Mfr Part #:

EF2-4.5NU

Available from 1 distributors
Mfr Name: Yageo
Yageo
The Yageo EF2-4.5NU is a miniature signal relay designed for surface mounting. It features a 4.5VDC coil and a DPDT contact form.
Total Stock: 6,000 pcs
$ Price Range: $2.00

EF2-4.5NU Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
6,000 pcs
6000 pcs On Request 1 On Request On Request On Request On Request On Request

EF2-4.5NU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Coil Current
Coil Type
Coil Voltage
Contact Form
Contact Material
Contact Rating (Current)
Lead Style
Mounting Type
Must Operate Voltage
Must Release Voltage
Operate Time
Operating Temperature
Relay Type
Release Time
Storage Temperature
Switching Voltage
Tape & Reel
Termination Style

EF2-4.5NU Description

Short technical summary and product information.

The Yageo EF2-4.5NU is a miniature signal relay from the ED2/EF2 series, designed for compact applications. This relay features a surface mount termination style with gull wing leads, consuming minimal board space.

 

Key electrical specifications include a 4.5VDC coil voltage, a coil current of 11.1 mA, and a non-latching coil type. The contact configuration is DPDT (2 Form C) with a contact rating of 1A and a switching voltage of up to 250VAC or 220VDC. It has a must-operate voltage of 3.38 VDC and a must-release voltage of 0.45 VDC, with operate and release times of 3 ms and 2 ms respectively. The contact material is a silver alloy with gold alloy plating.

 

Operating within a temperature range of -40°C to 85°C, the EF2-4.5NU is suitable for various environmental conditions. It is compliant with RoHS3 standards and has an MSL rating of 1 Unlimited.

EF2-4.5NU Quick Information

Product Type: Signal Relay
Series: ED2/EF2
Canonical Name: EF2-4.5NU Miniature Signal Relay
Subcategory: Signal Relay

EF2-4.5NU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

EF2-4.5NU Estimated Pricing

Qty Low High
1+ $2.00 $2.00

Estimated market price range - modelled values for guidance only, not live distributor offers.

EF2-4.5NU Features

  • 4.5VDC coil voltage.
  • DPDT (2 Form C) contact form.
  • 1A contact rating.
  • Surface mount termination style.
  • Operates from -40°C to 85°C.

EF2-4.5NU Applications

  • Used in electronic switching systems.
  • Suitable for PBX applications.
  • Ideal for terminal equipment.
  • Applicable in telephone systems.

EF2-4.5NU FAQs

5 frequently asked questions generated from this part’s specifications.
What is the coil voltage for the EF2-4.5NU relay?

The coil voltage is 4.5 VDC.

What is the contact rating of the EF2-4.5NU relay?

The contact rating is 1 A.

What is the operating temperature range for this signal relay?

The operating temperature range is -40°C to 85°C.

Is the EF2-4.5NU relay RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the mounting type for the EF2-4.5NU relay?

The mounting type is Surface Mount.

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