Cooper Bussman Logo

Cooper Bussmann KW Series Supercapacitors

KW Series Coin Cell Supercapacitors using electrochemical double layer capacitors creating unique, ultra-high capacitance devices.

  • Smallest available -40-85⁰C rated product
  • Excellent operating life –1000hrs @85⁰C
  • Ultra-high Capacitance
  • Low leakage current
Cooper Bussman KW Series Supercapacitors

Product Description

Cooper Bussmann PowerStor KW Series Coin Cell Supercapacitors are unique, offering a wide range of high capacitance coin cell style products for use in memory and RTC back-up applications.

Ideal for RTC back-up, electric utility meters, motor control units and solar inverters the KW Series has a proven 20 year lifespan and is the smallest coin cell product available able to operate between -40⁰ to 85⁰C with the lowest ESR and a footprint ranging from 13.5mm x 5mm with a height of 8.3mm to 21.5mm x 5mm and a height of 9mm. With their wide temperature range and amazing lifespan KW Series Supercapacitors make for ideal maintenance free battery replacements.

Tiny Footprint

Ranging from 13.5mm x 5mm with a height of 8.3mm to 21.5mm x 5mm and a height of 9mm make the KW Series ideal battery replacements for small spaces.

Extraordinary Lifespan

Operating life of over 1000 hours at 85⁰C, providing a 20 year operating life.

Eco-Friendly

RoHS Compliant, Halogen & Lead Free for a friendlier environment.

Product Series
Compare Selected Compare Add Selected Add
  Manufacturer Part No Order Code Manufacturer / Description
Avail Price For
Price
Quantity
KW-5R5C684-R
KW-5R5C684-R

2302174

EATON BUSSMANN SERIES - Supercapacitor, PowerStor®, EDLC, 0.68 F, 5.5 V, Radial Leaded, KW Series, +80%, -20%

CAP, SUPER, 0.68F, 5.5V, RAD; Capacitance:0.68F; Voltage Rating:5.5V; Capacitor Terminals:Radial Leaded; Product Range:KW Series; Capacitance Tolerance:+80%, -20%; Packaging:Each; Lead Spacing:5mm; Lifetime @ Temperature:2000 hours @ 85°C; Operating Temp

262 in stock

+ Check Stock & Lead Times

262 UK Stock: Order before 20:00(mainland UK) & 18.00(NI) (for re-reeled items 16:30 – mainland UK & NI) Mon-Fri (excluding National Holidays)

More stock available week commencing 04/12/17

Each

1+ £6.32 10+ £4.58 50+ £3.82 100+ £3.27 200+ £3.14 500+ £3.00 2500+ £2.94 5000+ £2.88 More Pricing...

Add
Min: 1 Mult: 1
KW-5R5C105-R
KW-5R5C105-R

2302170

EATON BUSSMANN SERIES - Supercapacitor, PowerStor®, EDLC, 1 F, 5.5 V, Radial Leaded, KW Series, +80%, -20%

CAP, SUPER, 1F, 5.5V, RAD; Capacitance:1F; Voltage Rating:5.5V; Capacitor Terminals:Radial Leaded; Product Range:KW Series; Capacitance Tolerance:+80%, -20%; Packaging:Each; Lead Spacing:5mm; Lifetime @ Temperature:2000 hours @ 85°C; Operating Temperatur

Awaiting Delivery (Available for backorder to lead times shown)

+ Check Stock & Lead Times
  • 911 will be available for delivery on 08-Sep-2017
  • More stock available week commencing 15/01/18 Contact me when back in stock

    Each

    1+ £7.57 10+ £5.34 50+ £4.32 100+ £4.08 200+ £4.00 500+ £3.92 2500+ £3.84 5000+ £3.76 More Pricing...

    Add
    Min: 1 Mult: 1
    KW-5R5C334-R
    KW-5R5C334-R

    2302173

    EATON BUSSMANN SERIES - Supercapacitor, PowerStor®, EDLC, 0.33 F, 5.5 V, Radial Leaded, KW Series, +80%, -20%

    CAP, SUPER, 0.33F, 5.5V, RAD; Capacitance:0.33F; Voltage Rating:5.5V; Capacitor Terminals:Radial Leaded; Product Range:KW Series; Capacitance Tolerance:+80%, -20%; Packaging:Each; Lead Spacing:5mm; Lifetime @ Temperature:2000 hours @ 85°C; Operating Temp

    200 in stock

    + Check Stock & Lead Times

    55 Liege Stock: Order before 20:00(mainland UK) & 18.00(NI) (for re-reeled items 16:30 – mainland UK & NI) Mon-Fri (excluding National Holidays)

    145 UK Stock: Order before 20:00(mainland UK) & 18.00(NI) (for re-reeled items 16:30 – mainland UK & NI) Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £3.71 10+ £2.49 50+ £2.23 100+ £1.87 200+ £1.80 400+ £1.73 2000+ £1.71 4000+ £1.69 More Pricing...

    Add
    Min: 1 Mult: 1
    KW-5R5C224-R
    KW-5R5C224-R

    2302171

    EATON BUSSMANN SERIES - Supercapacitor, PowerStor®, EDLC, 0.22 F, 5.5 V, Radial Leaded, KW Series, +80%, -20%

    CAP, SUPER, 0.22F, 5.5V, RAD; Capacitance:0.22F; Voltage Rating:5.5V; Capacitor Terminals:Radial Leaded; Product Range:KW Series; Capacitance Tolerance:+80%, -20%; Packaging:Each; Lead Spacing:5mm; Lifetime @ Temperature:2000 hours @ 85°C; Operating Temp

    136 in stock

    + Check Stock & Lead Times

    136 UK Stock: Order before 20:00(mainland UK) & 18.00(NI) (for re-reeled items 16:30 – mainland UK & NI) Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £2.83 10+ £2.56 50+ £2.17 100+ £1.99 200+ £1.70 400+ £1.64 2000+ £1.57 4000+ £1.54 More Pricing...

    Add
    Min: 1 Mult: 1