• • • • MS621FE

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Reference price and stock shown as of 2026-09-20. Confirm live availability and unit price via RFQ before placing a PO.

MS621FE

BATT LITH 3V 5.5MAH COIN 6.8MM

Seiko Instruments, Inc. · Batteries Rechargeable (Secondary) · BOM Matching

Mfr. Part Number

MS621FE

Manufacturer

Seiko Instruments, Inc.

Datasheet

Description

BATT LITH 3V 5.5MAH COIN 6.8MM

RoHS Status

Lead Free / RoHS Complaint

Availability

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

sample

Free Sample

MS621FE

Seiko Instruments, Inc.

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In Stock2,212

Unit

Price

$1.73

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Reference Price

Quantity	Price
1	$ 1.7300

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

As of 2026-09-20 · Valid as reference until 2026-09-27 · Request RFQ for live stock.

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Specification Summary

Voltage - Rated

3 V

Battery Cell Size

Coin, 6.8mm

Battery Chemistry

Lithium

Capacity

5.5mAh

Size / Dimension

0.27" Dia x 0.08" H (6.8mm x 2.1mm)

Termination Style

Requires Holder

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 2026-09-20. Confirm live availability and unit price via RFQ before placing a PO.

Lead time FAQ Authenticity FAQ MOQ FAQ

Specifications

Product Description

Purchase & Inquiry

Battery Cell Size

Coin, 6.8mm

Battery Chemistry

Lithium

Size / Dimension

0.27" Dia x 0.08" H (6.8mm x 2.1mm)

Voltage - Rated

3 V

Capacity

5.5mAh

Termination Style

Requires Holder

BATT LITH 3V 5.5MAH COIN 6.8MM

Brand Introduction

Seiko Instruments Inc. (SII) was established in 1937 as a key watch manufacturing company for the Seiko Group. Based on its sophisticated micromechatronics and nanotechnology techniques developed through decades of experience in precision machinery manufacturing and low-power consumption technologies, the company provides micromechatronic products and services including watch and HDD components; semiconductors, FPD and electronic devices; network solutions systems; nanotechnology equipment; scientific instruments; and large-format inkjet printers.