Best Makita Bl1820 18v Deals Online in the UK (10 Deals Found)

Last Updated - 13/09/2026 Sort By:

Best Choice
GGiking

New
2 Pack 5.0Ah Replacement Battery Compatible with Makita 18V Battery BL1850 BL1830 BL1850B BL1860B BL1860 BL1830B BL1840
18V Li-ion High-Capacity Battery: 5.0 real capacity (2 packs), 65% longer runtime than 3.0Ah version, 40% lighter than N

£39.99 £49.99
Best Value
Bonadget

New
2 X 18V 5.0Ah Replacement Battery Compatible with Makita 18V Batteries BL1830 BL1850 BL1860 BL1830B BL1850B BL1860B BL18
Battery type: Lithium-Ion | Voltage: 18V | Capacity: 5000mAh / 5.0Ah | Package includes: 2x 5000mAh replacement battery

£40.37 £49.99
DASNITE

New
18V 5.5Ah Replacement Battery for Makita 18V Battery Compatible with BL1850B BL1830 BL1860B BL1860 BL1830B BL1840 BL1820
High Capacity 5.5Ah: 18V 5500mAh Li-ion battery delivers long runtime for drills, impact drivers, saws, and other cordle

£16.99
FengBP

New
FengBP® Replacement Battery for Makita Battery BL1815 BL1820 18V/1.5AH LI-ION 196235-0 194205-3 194309-1 194513-2 LXT400
Product details: battery type: Li-ion, voltage: 18 V, capacity: 1500 mAHAh

£22.56
BATTOOL

New
Replacement for Makita 18v Batteries: 2x 5.5Ah Battery and 1x DC18RC Charger Compatible with BL1860 BL1860B BL1850 BL185
【Compatible with 18V Battery】Battery type: lithium-ion || Voltage: 18V || Capacity: 5500mAh || Condition: New || Package

£74.99
Bonadget

New
2X 5.5Ah 18V Replacement for makita 18V batteries BL1860B BL1850B BL1840 BL1840B BL1830B BL1830 BL1820 BL1860B BL1815 BL
🎁【Product Details】Battery Voltage: 18V || Package Contents: 2 BL1860B replacement batteries & 1 user manual. The conven

£42.00 £45.99
15% Off
Goodexo

New
2X Replacement for Maki-ta Battery 18V BL1860B BL1860 BL1850B BL1850 BL1840B BL1840 BL1830B BL1830 BL1820B BL1820 BL1815
Voltage: 18V || Capacity: 5500mAh/5.5Ah || Power: 99W || for Maki-ta 18V battery

£34.84 £40.99
BATTOOL

New
2x 8000mAh Replacement Battery for Makita 18V Batteries Lithium-Ion Battery Compatible with Makita 18V BL1860 BL1850 BL1
🔋【Product Information】Battery Type: Li-ion || Capacity: 8000 mAh || Voltage: 18V || Package Includes: 2 x 18V 8.0Ah Com

£48.99
15% Off
Amoresbat

New
2 Pack 10.0Ah/10000mAh Replacement for Makita 18V Batteries + Charger DC18RF for BL1860B BL1860 BL1850 BL1830B BL1830 BL
【Battery specifications】Voltage: 18V | Battery capacity: 10.0Ah/10000mAh | Battery type: Lithium-ion | Power: 180W | Rep

£55.24 £64.99
DASNITE

New
5.5Ah 18V BL1860B Battery Li-ion Replacement for Makita 18V Battery + DC18RC 14.4V-18V 3.0Ah Charger Compatible with Mak
Battery Specification: 5.5Ah | 18V | Li-ion battery. Charger Parameter: Charging Input: AC 110-260V;Output: DC 14-18V |C

£39.98

10 Makita Bl1820 18v deals are available from: Amazon stores, starting from £16.99.
The biggest discount we found is 20% on 2 Pack 5.0Ah Replacement Battery Compatible with Makita 18V Battery BL1850 BL1830 BL1850B BL1860B BL1860 BL1830B BL1840 BL1820 BL1815 BL1835 BL1845 with LED Indicator at Amazon.
The lowest price we found is £16.99 while the highest is £74.99.
Prices for the best Makita Bl1820 18v deals average at £41.60.
Last updated on September 13, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Makita Bl1820 18v.