Compatibile con questi sistemi

Systems this part fits, with compatibility status and evidence
Sistema	Stato di compatibilità	Prove
Lincoln Electric Viking PAPR (3350 / 3250D FGS / 3350 XG)	T2 Manufacturer-listed part	[01] www.weldersupply.com manufacturer manual Listed as "PAPR Battery Charger" under "Battery & Blower" in the Complete Systems and Replacement Parts table (p.7) of Lincoln Electric publication EE14.747 (07/2020); charge times (3 h / 4.5 h) and charge type (115 V) cross-checked against the PAPR Specifications table (p.8) for K3930-4/K3930-6. Archived in repo: sources/lincoln-viking-3350-xg-papr-ee14747-2020.pdf. 2026-07-06

Specifiche tecniche

Technical specifications
Charge type	115 V
Charges	KP3937-1 Standard Battery in 3 h; KP3938-1 Extended Battery in 4.5 h

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Listing ≠ endorsement. Confirm availability, approval status and source evidence before purchase or regulated workplace use.

Sole listed charger for both Viking PAPR batteries (standard KP3937-1 and extended KP3938-1); EE14.747 gives no alternate/aftermarket charger part.

Evidence — dated sources