Qingna S40160NL

Name: Qingna S40160NL
Brand: Qingna

Qingna S40160NL sodium-ion cell. Nominal capacity 20 Ah, minimum 19.5 Ah at 25 +/-2 C and 0.5C/0.5C. Nominal voltage 3.0 V, voltage window 1.5-3.95 V. Maximum envelope diameter 40.5 +/-0.2 mm (lower body 40.2 +/-0.2 mm), height 160 +/-0.3 mm; weight 440 +/-10 g including packaging. Maximum continuous discharge 2C (40 A) applies at 15-45 C. >=2000 cycles at 25 +/-2 C, 0.5C/0.5C to 80% SOH. Effective date 2025-08-04; controlled stamp is dated 2025-08-06.

Capacity

20Ah

Chemistry

Sodium-ion

Format

Cylindrical

Weight

440g

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Specification

Engineering parameters

Core fields 4/4 · 0 individually confirmed fields
Coverage counts capacity, voltage, dimensions and weight; it does not certify the model. Missing fields are not zero. Expand each metric to inspect its conditions and evidence.

BrandQingna

ModelS40160NL

Form factorCylindrical

ChemistrySodium-ion

Nominal capacity20Ah

Nominal voltage3V

Voltage range1.5–3.95 V

DimensionsØ40.5 × 160 mm

ApplicationRechargeable

Energy (calculated)60 Wh

Gravimetric energy density (calculated)136 Wh/kg

Volumetric energy density (calculated)291 Wh/L

Max continuous discharge

40 A

Cell weight

440 g

Cycle life

2,000 cycles

Not provided: Max continuous charge, Max pulse charge, Max pulse discharge, Operating temperature, Internal resistance.

Source note: Values should be verified against the latest manufacturer datasheet before pack design or procurement approval. Calculated values derive from the nominal figures above and are not manufacturer ratings.