WhatBatteryFits.com
DeWalt logo

What Battery Fits DeWalt DCD791 Brushless Drill?

Model Years: 2016–2023Battery Type: Li-ion✓ Compatible Batteries Found

Compatible Replacement Batteries

DCBP520

Part Number: DCBP520

20V5000mAhLi-ionExact Match
2-Pack for DeWalt DCBP520-2 20V Max 7.5Ah Lithium-Ion Compact Battery DCBP520 JOebay2-Pack for DeWalt DCBP520-2 20V Max 7.5A...$48.79
DEWALT BATTERY DCBP520 (P18026916)ebayDEWALT BATTERY DCBP520 (P18026916)...$59.99
DEWALT BATTERY DCBP520 (P18026917)ebayDEWALT BATTERY DCBP520 (P18026917)...$59.99
Amazon listings coming soon

DCB205

Part Number: DCB205

20V5000mAhLi-ionExact Match
NEW 2025 Genuine DEWALT DCB205 20V MAX 20 Volt Li-ion 5.0Ah Battery 5ah OEM 5 ahebayNEW 2025 Genuine DEWALT DCB205 20V MAX 2...$47.95
NEW 2025 Genuine DEWALT DCB205 20V MAX 20 Volt Li-ion 5.0Ah Battery 5ah OEM 5 ahebayNEW 2025 Genuine DEWALT DCB205 20V MAX 2...$47.99
NEW Genuine DEWALT DCB205 20V MAX 20 Volt Li-ion 5.0Ah BatteryebayNEW Genuine DEWALT DCB205 20V MAX 20 Vol...$49.99
Amazon listings coming soon

DCBP034

Part Number: DCBP034

20V1700mAhLi-ionExact Match
DEWALT DCBP034 20V MAX XR LI-ION POWERSTACK 1.7Ah Battery PackebayDEWALT DCBP034 20V MAX XR LI-ION POWERST...$39.99
DEWALT [DCBP034] GENUINE 20V MAX 1.7 AH POWER STACK LI-ION BATTERY PACKebayDEWALT [DCBP034] GENUINE 20V MAX 1.7 AH ...$40.00
Replacement for Dewalt 20V Battery Lithium DCBP034 3.5Ah Battery Compatible withebayReplacement for Dewalt 20V Battery Lithi...$49.00
Amazon listings coming soon

DCB206

Part Number: DCB206

20V6000mAhLi-ionExact Match
Pack For DeWalt 20V 20 Volt Max XR 8.0AH Lithium Ion Battery DCB206-2 DCB205-2ebayPack For DeWalt 20V 20 Volt Max XR 8.0AH...$34.99
DEWALT DCB206 20V 5.0 AH Battery 20 Volt Authentic - Genuine OEMebayDEWALT DCB206 20V 5.0 AH Battery 20 Volt...$36.00
⚡️DeWalt DCB206 20V 6.0Ah Lithium Battery - FAST FREE 1-2 DAY USA SHIPPING📦✅ebay⚡️DeWalt DCB206 20V 6.0Ah Lithium Batter...$58.99
Amazon listings coming soon

DCB208

Part Number: DCB208

20V8000mAhLi-ionExact Match
2 Pack Replace Battery For Dewalt DCB200 DCB180 DCB181 DCB182 DCB208 20V 8.5Ahebay2 Pack Replace Battery For Dewalt DCB200...$42.29
For DeWalt 20V Max XR 8.0AH Lithium Ion Battery / Charger DCB205-2 DCB208 DCB200ebayFor DeWalt 20V Max XR 8.0AH Lithium Ion ...$63.19
Dewalt DCB208 20V XR 20 Volt Max 8.0Ah Lithium Ion Battery Li-ionebayDewalt DCB208 20V XR 20 Volt Max 8.0Ah L...$83.99
Amazon listings coming soon

DCB204

Part Number: DCB204

20V3000mAhLi-ionExact Match
For DeWalt 20V 20 Volt Max 8.0AH Lithium Ion Battery DCB206-2 DCB205-2 DCB200-2ebayFor DeWalt 20V 20 Volt Max 8.0AH Lithium...$13.99
DCB112 Battery Charger For Dewalt 12V 20V Li-ion Battery DCB204 DCB200 DCB205ebayDCB112 Battery Charger For Dewalt 12V 20...$16.03
Pack For DeWalt 20V 20 Volt Max XR 8.0AH Lithium Ion Battery DCB206-2 DCB205-2ebayPack For DeWalt 20V 20 Volt Max XR 8.0AH...$26.99
Amazon listings coming soon

DCB203

Part Number: DCB203

20V2000mAhLi-ionExact Match
20V FOR DEWALT 20 Volt MAX Lithium-Ion Battery / Charger DCB203 DCB201-1 DCB204ebay20V FOR DEWALT 20 Volt MAX Lithium-Ion B...$13.99
NEW 20V 4.0AH FOR DEWALT 20 Volt MAX Lithium-Ion Battery DCB205 DCB203 DCB201ebayNEW 20V 4.0AH FOR DEWALT 20 Volt MAX Lit...$19.99
2 Pack 20V 3.0Ah DCB203 DCB207 Lithium Battery for Dewalt 20V Max DCB200 DCB201ebay2 Pack 20V 3.0Ah DCB203 DCB207 Lithium B...$21.99
Amazon listings coming soon

This page contains affiliate links. WhatBatteryFits.com may earn a commission on qualifying purchases at no extra cost to you.

Other DeWalt Devices Using This Battery

DCD771 Drill Driver
DCD771C2
DCS570 Circular Saw
DCS570P1
DCF888 Impact Driver
DCF888
DCD771 Drill/Driver
DCD771
DCD780 Compact Drill
DCD780
DCD996 Hammer Drill
DCD996

Frequently Asked Questions

Will this battery fit my DeWalt DCD791 Brushless Drill?

Yes, the batteries listed above are confirmed compatible with the DeWalt DCD791 Brushless Drill. Always verify your model number before purchasing.

How long will a replacement battery last?

Quality replacement batteries typically last 2–4 years with normal use, which is similar to the original manufacturer battery.

Is it safe to use a non-OEM battery?

Yes, when purchased from reputable sellers. Look for batteries with good seller ratings and verified compatibility with your device.

Other DeWalt Devices

DCF888 Impact DriverDCG414 GrinderDCS577 Circular SawFLEXVOLT DCBL772 BlowerFLEXVOLT DCST970 Trimmer20V MAX XR Random Orbit Sander60V MAX FLEXVOLT Reciprocating SawDCD780 Compact Drill