Genuine PS0104UA1BRS Battery Replacement – 15.4V 53Wh for Dynabook U30 / Tecra A40-J / A50-J Series
Upgrade your laptop’s power performance with the Genuine PS0104UA1BRS Battery, engineered for Dynabook U30, Tecra A40-J, and Tecra A50-J notebooks. Designed with 15.4V, 53Wh / 3450mAh capacity, and high-quality Li-ion cells (41CP5/63/71), this battery delivers extended runtime, reliable stability, and dependable long-term performance — ideal for professionals, students, and business users who need consistent productivity.
If your original Dynabook or Toshiba Tecra battery no longer holds a charge, this PS0104UA1BRS high-capacity replacement ensures your laptop runs cooler, longer, and more efficiently.
Why Buy This Battery?
Perfect OEM-grade compatibility for Dynabook U30, Tecra A40-J, and Tecra A50-J Series
Long-lasting power with genuine 53Wh capacity for all-day work sessions
High-efficiency Li-ion cells reduce wear and ensure longer battery life cycles
Safe and reliable—built with multiple protection circuits for overcharge, temperature, and short-circuit safety
High cost-performance ratio—premium quality at an affordable price compared to OEM parts
Ideal for laptop upgrades and long-tail search needs like Dynabook Tecra A40-J battery replacement, PS0104UA1BRS 53Wh battery, and Toshiba Dynabook U30 replacement battery
Product Highlights
Model: Genuine PS0104UA1BRS
Voltage: 15.4V
Capacity: 53Wh / 3450mAh
Battery Type: Li-ion
Cell Details: 41CP5/63/71
Compatibility: Dynabook U30 / Tecra A40-J / Tecra A50-J Series
High endurance cycle life for long-term use
Strict quality control for performance and safety assurance
Replace Part Number:
PS0104UA1BRS G71C000ML110 P000834200 41CP5/63/71
Compatible Laptop Models:(use”Ctrl+F to find your model quickly”)
for Toshiba Dynabook Portege X40-K Series: X40-K-00M002 X40-K-10Z X40-K-12L
for Toshiba Dynabook Portege X40-J Series: X40-J-11M X40-J-133
for Toshiba Dynabook Tecra A40-J Series: A40-J-01J00C A40-J-108 A40-J-132
for Toshiba Dynabook Tecra A50-J Series:
A50-J-11X A50-J-12L A50-J-12M A50-J-16H A50-J-17F A50-J-1CN A50-J-1GO
for Toshiba Dynabook U30 Series
Notice needing attention:
Not all compatible laptop models are listed or included here.
You can open the back of your laptop to check the original battery model number.
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