DC34 Type B Battery for Dyson DC31 DC34 DC35 DC44 DC45 — 22.2V 45Wh Li-ion

Product Overview

The DC34 Type B (also cross-referenced as 203389-02, 202932-05, 917083-01, 17083-2811, 18172-01-04, 17083-4211 and 17083-04) is a 22.2V 2000mAh 45Wh premium Li-ion (LG 18650 cells) replacement battery for Dyson DC31, DC34, DC35, DC44 and DC45 handheld cordless vacuum cleaners. It restores extended runtime and consistent suction power. Ships 100% brand new with a 1-year warranty. Type B models only — verify your vacuum type before purchase.

Specifications

Attribute	Details
Standard Model	DC34 Type B
Voltage	22.2V
Capacity	2000mAh / 45Wh
Battery Type	Premium Li-ion (LG 18650 cells)
Color	Grey
Weight	380g
Condition	100% Brand New Replacement
Warranty	1-Year Warranty
Compatibility Type	Type B Only
Flex-3 Compatibility	DC31 / DC34 Animal / DC35 Animal / DC44 / DC45 verified

Replace Part Numbers

• 203389-02 / 202932-05 / 917083-01 (OEM Part Numbers)
• 17083-2811 / 18172-01-04 (Cross-Reference)
• 17083-4211 / 17083-04 (Cross-Reference)

Compatible Models

• Dyson DC31 Series
• Dyson DC34 Series (DC34 Animal)
• Dyson DC35 Series (DC35 Animal)
• Dyson DC44 Series
• Dyson DC45 Series

FAQ

Which Dyson vacuums does the DC34 Type B battery fit?

The DC34 Type B fits Dyson DC31, DC34 (incl. DC34 Animal), DC35 (incl. DC35 Animal), DC44 and DC45 handheld cordless vacuums — Type B models only. Verify your vacuum type before purchase.

Is this battery built for lasting runtime?

Yes — premium LG 18650 cells and an integrated microchip prevent overcharging and extend battery longevity, keeping suction power consistent through the whole cleaning session.

What warranty is included?

A 1-year warranty is included with dedicated after-sales support. Installation is plug-and-play with no modifications required.