Milwaukee M18FB8 - 18V REDLITHIUM Forge 8.0Ah Battery
Features: REDLITHIUM FORGE provides the most power, faster charging, and longer life vs standard REDLITHIUM batteries Delivers HIGH OUTPUT 12.0Ah power in a smaller size and lighter weight design COOL-CYCLE Active Cooling System provides high-speed cooling for less downtime, when paired with COOL-CYCLE capable chargers 35 minute supercharge to 80% and 45 minutes supercharge to 100% when charging one M18FB8 using the M18 Dual Bay Super Charger (M18DBSC) Longest life for the most recharges and best performance over the life of the pack Patented ingress coating provides increased protection to maximise active cooling through an upgraded venting design Resistant housing designed to provide increased protection against exposure to common oils, greases, and solvents Enhanced onboard fuel gauge with rubber overmold and improved ]readability in direct sunlight.
Features: REDLITHIUM FORGE provides the most power, faster charging, and longer life vs standard REDLITHIUM batteries Delivers HIGH OUTPUT 12.0Ah power in a smaller size and lighter weight design COOL-CYCLE Active Cooling System provides high-speed cooling for less downtime, when paired with COOL-CYCLE capable chargers 35 minute supercharge to 80% and 45 minutes supercharge to 100% when charging one M18FB8 using the M18 Dual Bay Super Charger (M18DBSC) Longest life for the most recharges and best performance over the life of the pack Patented ingress coating provides increased protection to maximise active cooling through an upgraded venting design Resistant housing designed to provide increased protection against exposure to common oils, greases, and solvents Enhanced onboard fuel gauge with rubber overmold and improved ]readability in direct sunlight.
Features: REDLITHIUM FORGE provides the most power, faster charging, and longer life vs standard REDLITHIUM batteries Delivers HIGH OUTPUT 12.0Ah power in a smaller size and lighter weight design COOL-CYCLE Active Cooling System provides high-speed cooling for less downtime, when paired with COOL-CYCLE capable chargers 35 minute supercharge to 80% and 45 minutes supercharge to 100% when charging one M18FB8 using the M18 Dual Bay Super Charger (M18DBSC) Longest life for the most recharges and best performance over the life of the pack Patented ingress coating provides increased protection to maximise active cooling through an upgraded venting design Resistant housing designed to provide increased protection against exposure to common oils, greases, and solvents Enhanced onboard fuel gauge with rubber overmold and improved ]readability in direct sunlight.
Features: REDLITHIUM FORGE provides the most power, faster charging, and longer life vs standard REDLITHIUM batteries Delivers HIGH OUTPUT 12.0Ah power in a smaller size and lighter weight design COOL-CYCLE Active Cooling System provides high-speed cooling for less downtime, when paired with COOL-CYCLE capable chargers 35 minute supercharge to 80% and 45 minutes supercharge to 100% when charging one M18FB8 using the M18 Dual Bay Super Charger (M18DBSC) Longest life for the most recharges and best performance over the life of the pack Patented ingress coating provides increased protection to maximise active cooling through an upgraded venting design Resistant housing designed to provide increased protection against exposure to common oils, greases, and solvents Enhanced onboard fuel gauge with rubber overmold and improved ]readability in direct sunlight.
in 36 offers
The lowest price for Milwaukee M18FB8 - 18V REDLITHIUM Forge 8.0Ah Battery right now is $119.00 at Pennywise Shop, compared across 20 retailers.
The all-time low was $48.59 on 4 June 2026 — today's price is 145% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 6 Sept 2026.
Last updated at 06/09/2026 13:42:50
Milwaukee 18V 8.0Ah Redlithium Forge Battery
Free delivery
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!
MILWAUKEE BATTERY M18FB8 - BP395058
Free delivery between 10–15 Sept
MILWAUKEE 8AH FORGE BATTERY TW391265-2
Free delivery between 10–15 Sept
MILWAUKEE 8AH FORGE BATTERY TW391265-1
Free delivery between 10–15 Sept
Milwaukee 8.0Ah Battery - IP440327
Free delivery between 10–15 Sept
Milwaukee M18 Fb8 Cordless Tool Battery
Delivery $16.95
Milwaukee M18 Fb8 Cordless Tool Battery
Delivery $16.95
Milwaukee M18 Fb8 Cordless Tool Battery
Delivery $16.95
Milwaukee M18 Fb8 8.0 Ah Cordless Tool Battery
Delivery $23.70
Original Milwaukee M18 Forge 8.0ah M18 Fb8 Redlithium Li-ion Battery -
Delivery $79.76
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!
originally posted on Google Customer Reviews
More power and last longer than high output battery, definitely worth the buy.
| Platform | M18 |
| Battery Type | FORGE |
| Amp Hour | 8.0Ah |
| Fuel Gauge | 4 LEDs |
| Dimensions | 135 x 86 x 89mm |
Milwaukee 18V 8.0Ah Redlithium Forge Battery
Free delivery
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!
MILWAUKEE BATTERY M18FB8 - BP395058
Free delivery between 10–15 Sept
MILWAUKEE 8AH FORGE BATTERY TW391265-2
Free delivery between 10–15 Sept
MILWAUKEE 8AH FORGE BATTERY TW391265-1
Free delivery between 10–15 Sept
Milwaukee 8.0Ah Battery - IP440327
Free delivery between 10–15 Sept
More power and last longer than high output battery, definitely worth the buy.
| Platform | M18 |
| Battery Type | FORGE |
| Amp Hour | 8.0Ah |
| Fuel Gauge | 4 LEDs |
| Dimensions | 135 x 86 x 89mm |
