Best 9ah Battery Ryobi Deals Online in the UK (25 Deals Found)

Last Updated - 14/09/2026 Sort By:

Best Choice
Bonadget

New
2X 18V 5.5Ah P108 Replacement Battery for Ryobi + 4A P117 Charger Compatible with Ryobi One+ Battery RB18L50 RB18L25 RB1
【Battery Type】Type: Li-ion Battery | Voltage: 18V | Capacity: 5500mAh/5.5Ah | Brand New | Replacement Battery for Ryobi

£57.79 £67.99
RYOBI

New
Ryobi RB18L50 ONE+ Lithium+ 5.0Ah Battery, 18 V
More power, longer runtimes and increased durability

£74.45 £79.95
New
2x For Ryobi ONE Plus 18V 5Ah 9Ah Battery P108 RB18l13 RB18l50 RB18L40/ Charger
For RYOBI P100, P102, P103 P104, P105, P106, P107, P108, RB18L50 BPL-1815, BPL-1820G, BPL-18151, BPL-1820, RB18L40. Prec

£32.39
GGiking

New
2X 18V 8.0Ah Replacement Battery for Ryobi 18V Battery Compatible with Ryobi RB18L50 RB18L25 RB18L40 RB18L15 RB18L13 P10
Replacement for Ryobi one+ Battery: Battery type: lithium-ion || Voltage: 18V || Capacity: 8.0Ah/8000mAh || Quantity: 2

£48.99
New
2x For Ryobi One Plus 18V 9Ah 6Ah Battery P108 RB18l13 RB18l50 RB18L40 /Charger
RYOBI BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108. P107, P108. Ryobi 12V MAX and 18

£116.95
Best Value
Bonadget

New
2X 18V 5500mAh Replacement Battery for Ryobi One+ Battery Compatible with Ryobi RB18L50 P108 RB18L25 RB18L40 RB18L15 RB1
【Battery Type】Type: Li-ion Battery | Voltage: 18V | Capacity: 5500mAh/5.5Ah | Brand New | Replacement Battery for Ryobi

£39.09 £45.99
Bonadget

New
2X 18V Replacement Battery Compatible for Ryobi RB18L50 P108 RB18L25 RB18L40 RB18L15 RB18L13 P102 P103 P104 P105 P106 P1
【Product Specification】2 pieces 5.5 Ah high-performance battery replacement for RYOBI 18V ONE+ batteries: Lithium-ion; V

£49.99
New
2x Battery 18V 9AH For Ryobi One+Plus P108 Lithium RB18L50 RB18L40 P104 P105
For Ryobi 18V Lithium Battery: BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108, P109, P

£38.99
Maxofpowr

New
8000mAh for Ryobi 18V Battery, 2 Pack Replacement for Ryobi One+ 18V Battery Compatible with P108 P102 P103 P104 P105 P1
[8000mAh High Capacity] Brand New | Battery Type:Lithium-ion | Capacity: 8000mAh | Voltage: 18V | Quantity: 2 pieces. Th

£42.99
New
For Ryobi One+ Plus 18V 6.0Ah 9Ah Battery P108 RB18l13 RB18l50 RB18L40 /Charger
Replace 18V 8.0AH For Ryobi P108 One Plus Lithium Battery RB18L50 RB18L40 P104. 2X 18V 8.0Ah Lithium-Ion Battery For Ryo

£32.89
Gripkankg

New
2 × 18V 5000mAh Battery Replacement for Ryobi 18V Battery One+ Compatible with Ryobi P102 P103 P104 P105 P106 P107 P108
【Battery Specifications】Quantity: 2-pack. The Brand-new lithium-ion replacement for Ryobi battery with a voltage of 18V

£48.99
Hofosi

New
2 Packs 18V 9.0Ah Li-ion Replacement for Ryobi Battery Compatible with Ryobi 18V Battery P108 RB18L50 RB18L25 P102 P103
【Replacement for Ryobi Battery】: Battery type: Lithium-Ion Voltage: 18V Capacity: 9000mAh / 9.0Ah Package includes: 2 Pa

£74.99
Used
Ryobi 18V 9Ah Battery – Used, Good Condition
Ryobi 18V 9Ah battery in used, good condition. Fully functional and ready for use with compatible Ryobi tools. Details:

£109.99
RYOBI

New
Ryobi 5133002305 Li-Ion Battery, 18 V
18 V battery voltage, capacity: 5.0 Ah.

£74.21
New
1-2x For Ryobi ONE Plus 18V 5Ah 9Ah Battery P108 RB18l13 RB18l50 RB18L40/Charger
For RYOBI P100, P102, P103 P104, P105, P106, P107, P108, RB18L50 BPL-1815, BPL-1820G, BPL-18151, BPL-1820, RB18L40. Prec

£36.93
21% Off
Uionvot

New
5500mAh Replacement for Ryobi Battery 18V, 2Pack P108 Battery 5.5Ah Lithium Ion Compatible for Ryobi RB18L25 P108 RB18L1
High Capacity 5500mAh: Battery Type: Li-ion | Voltage: 18V | Battery capacity: 5.5Ah | Replace for Ryobi 18V battery. 55

£39.58 £49.99
New
2x 18V 6Ah 9Ah Battery for P108 RB18l13 RB18l50 RB18L40 For Ryobi One+ Plus
For RYOBI P109, P102, P103 P104, P105, P106, P107, P108, RB18L50 BPL-1815, BPL-1820G, BPL-18151, BPL-1820. P107, P108. B

£55.93
New
2X For Ryobi One+ Plus P108 5AH Battery 18V Li-ion RB18L50 RB18L40 P105/CHARGER
1-4x5.0Ah / 8.0Ah / 9.0Ah Battery for RYOBI ONE+ 18Volt P108 RB18L50. BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103

£109.93
New
5.5Ah / 8.0Ah For RYOBI 18V Battery For One+Plus P108 RB18L50 RB18L40/ Charger
RYOBI BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108. P107, P108. Ryobi 12V MAX and 18

£66.95
New
2X 18V 12AH 9AH For Ryobi One+ Plus P108 Battery/Charger Lithium RB18L50 RB18L40
For RYOBI P109, P102, P103 P104, P105, P106, P107, P108, RB18L50 BPL-1815, BPL-1820G, BPL-18151, BPL-. 1820,RB18L25,RB18

£75.98
New
1-2Pack 9.0Ah High Capacity Battery 18 Volt Lithium For RYOBI P108 18V One
FOR RYOBI BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108. P107, P108. 1-2x For Ryobi O

£66.95
New
2x Battery 18V 9AH For Ryobi One+Plus P108 Lithium RB18L50 RB18L40 P104 9.0AH
For Ryobi 18V Lithium Battery: BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108, P109, P

£38.99
New
18V 8.0AH 9.0Ah Lithium Battery For Ryobi P108 ONE+ Plus RB18L40 RB18L50 P104
For RYOBI BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103 P104, P105, P106, P107, P108. for RYOBI 18 Volt Cordless Dr

£59.98
New
Battery 18V 12AH 9AH 8AH For Ryobi One+Plus P108 Li-ion RB18L50 RB18L40 P104
RYOBI BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108. P107, P108. for RYOBI BPL-1815,

£116.98
New
For Ryobi One+ Plus 18V 8AH 9Ah 12AH Battery P108 P104 RB18l50 RB18L40 Charger
RYOBI BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P105, P106, P107, P108. P107, P108. for RYOBI BPL-1815,

£116.98

25 9ah Battery Ryobi deals are available from: Amazon, eBay stores, starting from £32.39.
The biggest discount we found is 21% on 5500mAh Replacement for Ryobi Battery 18V, 2Pack P108 Battery 5.5Ah Lithium Ion Compatible for Ryobi RB18L25 P108 RB18L15 RB18L13 P107 P122 P104 P105 P102 P103 with LED Indicator at Amazon.
The lowest price we found is £32.39 while the highest is £116.98.
Prices for the best 9ah Battery Ryobi deals average at £65.12.
Last updated on September 14, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for 9ah Battery Ryobi.