LR20 Battery: D Size, 1.5V Alkaline
The D-size alkaline cell — LR20, R20 and D cell are names for the same cylinder.
Specifications
- Voltage
- 1.5V
- Diameter
- 34.2 mm
- Thickness
- 61.5 mm
- Capacity
- 18,000 mAh
- Weight
- 139 g
Typical capacity — reference value.
- UL
- UN38.3
- CE
- RoHS
- ISO9001

Looking for an LR20 / D cell replacement? The 34.2 x 61.5 mm cylinder at 1.5V is the same size under all three names - the chemistry letter decides the price tier.
Bulk D cell supply: 2 pcs paper packs or blisters, 12 pcs per box, factory direct at wholesale carton pricing.
Where it is used
- Flashlights
- Radios
- Industrial equipment
- Emergency lighting
Equivalent & Cross-Reference
- D cell
- R20
- 13A
Packing quantities are standard; other formats on request.
Wholesale & Custom Supply
D-size cells in 2 pcs paper packs or 2 pcs blister — 12 pcs per box for retail replenishment, private label supported.
FAQ
What is an LR20 battery?
A 1.5V alkaline D-size cell, 34.2 mm diameter and 61.5 mm high.
Is LR20 the same as D cell?
Yes — D cell, R20 and 13A refer to the same physical size.

