in 5 offers
The lowest price for RYOBI RB1840X 18V One Plus Lithium Plus 4.0Ah Compact Battery right now is $75.05 at Cash Converters, compared across 3 retailers.
The all-time low was $15.00 on 20 Sept 2026 — today's price is 400% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 25 Oct 2026.
RYOBI RB1840X 18V One Plus Lithium Plus 4.0Ah Compact Battery
Last updated at 25/10/2026 00:14:22
Ryobi Rb1840x 4.0Ah 18V Cordless Tool Battery
Delivery $12.50
Ryobi 18v One+ Hp 4.0ah Battery Rb1840x - 3 Year Replacement Warranty
Delivery $11
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
RYOBI RB1840X 18V One Plus Lityum Artı 4.0Ah Kompakt Pil
Delivery between 29 Oct – 2 Nov $41
| Power Source | Cordless |
| Power Voltage | 18V |
| Battery Voltage | 18 V |
| Battery Type | Lithium+, Lithium+ battery, Lithium+ battery technology |
| Battery Capacity | 4.0 Ah |
Ryobi Rb1840x 4.0Ah 18V Cordless Tool Battery
Delivery $12.50
Ryobi 18v One+ Hp 4.0ah Battery Rb1840x - 3 Year Replacement Warranty
Delivery $11
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
RYOBI RB1840X 18V One Plus Lityum Artı 4.0Ah Kompakt Pil
Delivery between 29 Oct – 2 Nov $41
| Power Source | Cordless |
| Power Voltage | 18V |
| Battery Voltage | 18 V |
| Battery Type | Lithium+, Lithium+ battery, Lithium+ battery technology |
| Battery Capacity | 4.0 Ah |
