Mfr Part #:

KW-5R5C105-R

The Eaton KW-5R5C105-R is a coin cell supercapacitor offering 1.0F capacitance and a 5.5V working voltage. It operates across a wide temperature range from -40°C to +85°C.

✓ Total Stock: 423 pcs

$ Price Range: $0.99

KW-5R5C105-R Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Risen Electronics ✓ Non-Authorised Inventory information	354 pcs On Request	354 pcs	On Request	1	On Request	On Request	On Request	On Request	2026-02-16 21:33:16
MW.FEP S.p.A. ✓ Non-Authorised Inventory information	69 pcs On Request	69 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

KW-5R5C105-R Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Eaton - Electronics Division
Halogen Free	true
Lead Style	Radial
Operating Temperature Range	-40 °C to +85 °C
SVHC Present	Not Present
Working Voltage	5.5 V

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KW-5R5C105-R Description

Short technical summary and product information.

The Eaton KW-5R5C105-R is an ultrahigh capacitance device utilizing electrochemical double layer capacitor (EDLC) construction. This coin cell supercapacitor provides 1.0F of capacitance with a working voltage of 5.5V and a surge voltage of 6.3V. It features a capacitance tolerance of -20% to +80% at 20°C and a maximum initial DC ESR of 30 Ohms at 1kHz.

Designed for a broad operating range, this supercapacitor functions effectively from -40°C to +85°C. Its performance includes capacitance change and ESR limits specified over 2000 hours at 85°C with 5.5Vdc, and also under storage life conditions from -40°C to +85°C.

Applications for this supercapacitor include Real-Time Clock (RTC) backup, Programmable Logic Controllers (PLCs), and other systems requiring reliable energy storage. The standard lead length version has dimensions of 21.5mm in diameter and 8.85mm in height.

KW-5R5C105-R Quick Information

Product Type: Supercapacitor

Series: KW

Canonical Name: Eaton KW-5R5C105-R Supercapacitor

Subcategory: Coin Cell

KW-5R5C105-R Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

Lead Free: true

KW-5R5C105-R Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

KW-5R5C105-R Features

Ultrahigh capacitance EDLC construction.
1.0F capacitance with 5.5V working voltage.
Broad -40°C to +85°C operating temperature.
Suitable for RTC and PLC backup.
Standard bulk packaging of 500 units.

KW-5R5C105-R Applications

Ideal for RTC backup power.
Used in Programmable Logic Controllers.
Supports irrigation control systems.
Applicable for motor control units.
Suitable for solar inverters.

KW-5R5C105-R FAQs

6 frequently asked questions generated from this part’s specifications.

What is the capacitance of the KW-5R5C105-R supercapacitor?

The KW-5R5C105-R supercapacitor has a capacitance of 1.0 F.

What is the working voltage for the Eaton KW-5R5C105-R?

The working voltage for the Eaton KW-5R5C105-R supercapacitor is 5.5 V.

What is the operating temperature range of the KW-5R5C105-R?

The KW-5R5C105-R supercapacitor operates in a temperature range of -40 °C to +85 °C.

What is the maximum initial DC ESR for the KW-5R5C105-R?

The maximum initial DC ESR for the KW-5R5C105-R, measured at 1kHz, is 30 Ω.

What are the dimensions of the KW-5R5C105-R supercapacitor?

The KW-5R5C105-R supercapacitor has a maximum diameter of 21.5 mm and a maximum height of 8.85 mm.

How is the KW-5R5C105-R supercapacitor packaged?

The KW-5R5C105-R supercapacitor is available in standard bulk packaging of 500 units.