Description
Product Overview
This ASUS A42-M70 73Wh replacement battery is designed to restore your laptop’s portable power. Manufactured to meet original specifications, it provides reliable performance for compatible ASUS models.
Specifications
- Voltage: 10.8V
- Capacity: 73Wh
- Chemistry: Li-ion
- Condition: Brand new
Compatible Part Numbers (P/N)
This battery replaces these ASUS part numbers:
- 07G016541875M, 07G0165A1875, 07G0165E1875, 07G016WQ1865
- 0B20-00BX000M, 0B20-00BX0ASM
- 15G10-04EP000, 15G10N3792T0, 15G10N3792Y0, 15G10N3792YO
- 70-NFU1B1000Z, 70-NFU1B1100Z, 70-NFU1B1300Z
- 70-NSQ1B1100PZ, 70-NSQ1B1100Z, 70-NSQ1B1200PZ, 70-NSQ1B1200Z
- 70-NU51B1000Z, 70-NU51B2100PZ, 70-NU51B2100Z
- 90-NFU1B1000Y, 90R-NTC2B1000Y
- A32-F70, A32-M70, A32-N70, A41-M70
- ASM70144-PBT, P0004440
Compatible Models
Fits these ASUS laptop series:
- F70SL series (multiple variants)
- G71G, G71GX, G71V series
- G72GX series
- M70SA, M70SR, M70SV, M70VM, M70VN, M70VR series
- N70, N70SV series
- N90, N90SC, N90SV series
- Pro72Q, Pro72S, Pro72VN, Pro73VN, Pro76SL, Pro77SV series
- Retail-M70SR series
- X71, X71A, X71Q, X71SL, X71SR, X71T, X71TL, X71TP, X71V, X71VN series
- X72T, X72TL, X72V, X72VN series
- X73SL series
- X75S, X75SV series
- X90S, X90SV series
Unsure About Compatibility?
We’ve listed many compatible part numbers and models, but there are additional compatible devices not shown here. If you’re uncertain whether this battery fits your laptop, please leave your specific laptop model or current battery part number in the order notes during checkout. We’ll verify compatibility before shipping.
When to Consider Battery Replacement
| Situation | Description |
|---|---|
| Short Runtime | Battery drains significantly faster than original capacity, lasting less than 1 hour under normal use |
| Swelling/Bulging | Battery case appears swollen or distorted, creating gap between battery and laptop |
| Charging Issues | Battery won’t charge fully, stops charging at certain percentage, or requires frequent repositioning of power connector |
| System Warnings | Laptop displays “Consider replacing your battery” or similar power-related alerts |
| Random Shutdowns | Computer turns off unexpectedly even when battery indicator shows remaining charge |
| Age Factor | Battery is over 2-3 years old with noticeable performance degradation |
Estimated Battery Life by Usage
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 2-3 hours |
| Document Editing | 2.5-3.5 hours |
| Video Streaming | 1.5-2.5 hours |
| Gaming | 1-1.5 hours |
| Mixed Typical Use | 2-3 hours |
| Standby/Sleep Mode | 24-48 hours |
Note: These are conservative estimates for a new battery in older hardware. Actual runtime may be shorter than when your laptop was new due to increased power demands from software updates and natural hardware aging.
Shipping & Warranty
- Ships within 1 business day
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Free shipping
- Brand new product





Reviews
There are no reviews yet