We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Rectangular lithium battery pack 66.5 by 21.65 by 18.6 mm matte finish

Estry

Estry 3350mAh 3.7V standard battery for Fey Elektronik PA-UL-LNB19

SKU CH-JSR6-JTJ3A

A 3.7 V lithium replacement cell with 3350 mAh capacity and 12.4 Wh energy for the Fey Elektronik PA-UL-LNB19

  • Battery pack size1-pack
  • Battery typeLithium
  • Battery capacity3,000 mAh
  • Battery voltage rating3.7
  • Product typeBatteries
  • Exact-fit replacement for Fey Elektronik PA-UL-LNB19
  • 3350 mAh lithium cell delivers 12.4 Wh of energy
  • Built-in protection guards against overcharge, over-discharge and short circuits
  • Certified to ISO 9001, RoHS, CE, UN 38.3 and MSDS standards
  • Compact 66.5 × 21.65 × 18.6 mm design weighs 76.8 g

Direct replacement for PA-UL-LNB19

This Estry lithium cell matches the original Fey Elektronik PA-UL-LNB19 specification. It delivers 3.7V and 3350mAh capacity in a single pack. The 66.5 x 21.65 x 18.6mm form factor fits the designated battery compartment. It weighs 76.8g.

Protection circuitry and certified safety

Built-in safeguards prevent overcharge, over-discharge, over-voltage and short-circuit events. The cell carries ISO9001, RoHS, CE, UN38.3 and MSDS certifications. RoHS approval confirms the absence of restricted substances. These marks cover transport and electrical safety requirements.

Capacity decides runtime

The 3350mAh rating provides 12.4Wh of stored energy for the target device. Buyers who need longer runtime between charges cannot be served by this capacity. Confirm the PA-UL-LNB19 part number before ordering to ensure the correct fit.

How it compares

Measured against everything we stock in Household Batteries & Chargers, at today’s prices. Recalculated every night.

Price $13.99
Pricier than about 63% of the 10,440 comparable items (median $10.99).

Specifications

Product
Brand nameFey Elektronik
Product typeBatteries
Power
Battery typeLithium
Battery capacity3,000 mAh
Battery voltage rating3.7
In the box
Battery pack size1-pack

Questions about this item

Which capacity matches the original PA-UL-LNB19 specification — the 3000 mAh or the 3350 mAh rating?

The replacement is built to 3350 mAh at 3.7 V, delivering 12.4 Wh, which aligns with the manufacturer highlight for the PA-UL-LNB19 part number.

What runtime can I expect from the 3350 mAh cell once installed in the device?

At 3.7 V and 12.4 Wh the pack stores the same energy as the original battery, so real-world run time will match the factory specification for the PA-UL-LNB19.

Does the battery include a protection circuit compliant with UN 38.3 transport rules?

Yes, the cell carries UN38.3 certification together with over-charge, over-discharge, over-voltage and short-circuit protection built into the pack.

More in Household Batteries & Chargers

Similar items