Battery B740ae

The B740AE (and its sibling B740AC) is a lithium-ion battery primarily used for specialized Samsung camera-phone hybrids and compact mirrorless cameras. While the original OEM capacity is 2100mAh, the market currently offers high-capacity replacement variants reaching up to 2330mAh or even 2950mAh EbayAliexpressNextbatteries.

Core Specifications & Compatibility

The B740AE is designed for a unique niche of devices that combine professional-grade optics with mobile connectivity AliexpressElectropapa.

• Primary Compatibility: Samsung Galaxy S4 Zoom (SM-C101, C1010, C105 series) and the Samsung Galaxy NX Mini/NX3000 mirrorless cameras AliexpressNextbatteries.
• Standard Specs: 3.8V, 2100mAh (7.98Wh) Li-ion cell.
• Physical Characteristics: Compact, flat design (~53 x 51 x 7 mm) with weight around 38g BatterymartElectropapa.

Market Trends & Insights (2025-2026)

The market for legacy specialty batteries like the B740AE is transitioning from OEM support to a robust third-party replacement ecosystem ElectropapaBobistheoilguy.

• Rising Capacities: A key trend among third-party manufacturers is increasing the energy density within the same physical footprint. Replacement units now frequently offer 2300mAh to 2330mAh, providing a 10% increase in daily usage over original specs AliexpressNextbatteries.
• Sourcing Dynamics: Wholesale pricing for bulk orders of B740AE units ranges from $1.00 to $1.80 for MOQs of 10+ pieces, significantly lower than single-unit retail prices .
• Tech Gaps: Original Samsung batteries for the S4 Zoom often included an NFC antenna embedded in the label. Many modern replacements omit this feature to reduce costs, which is a critical consideration for users relying on NFC-based pairing or payments AliexpressElectropapa.
• Global Battery Growth: The broader battery industry is projected to reach $174 billion by 2026, driven by a 10.3% CAGR Gray. For niche models like B740AE, this means continued availability of reliable third-party alternatives (e.g., vhbw, Power2000) even as OEM production ceases AdoramaElectropapa.