ATG20941 Alternator 1257344GT fits Deutz TCD2012 L04-2V
Key Specifications:
Primary Part Numbers:
ATG20941
70030378 (J.C. Bamford / JCB)
01184025, 1184028, M1184028 (Deutz OEM)
3972863M1 (AGCO)
1257344GT (Genie)
70025533 (JLG)
Aftermarket Equivalents:
ISKRA / LETRIKA: 11.204.137, 11.204.717, 11.204.779, AAK3869, AAK4954, AAK4990, IA1473
MAHLE: MG165
LESTER: 11839
WILSON: 90236586
KHD (Kögel): 1183868, 4123607, 4124782, 4124784
Voltage: 12V
Amperage: 120A (High output for demanding electrical systems)
Regulator Type: Internal (Simplified wiring)
Fan Type: External (Efficient cooling)
Rotation: Clockwise (CW / Right-Hand)
Replaces: Iskra / Mahle units
Compatible Applications:
Deutz TCD2012 L04-2V engines
Used in JCB, JLG, Genie, AGCO, and other machinery
Fits equipment requiring a 12V, 120A alternator with external fan cooling
Features:
High Output (120A) – Supports heavy electrical loads Internally Regulated – No external voltage regulator needed Durable Construction – ISKRA/MAHLE-based design External Fan Cooling – Better heat dissipation for long lifespan Clockwise Rotation – Standard for most Deutz applications
Installation Notes:
Verify mounting points, pulley size, and connector type before installation.
Ensure rotation direction (CW) matches the engine’s requirements.
Compatible with 12V systems only (not for 24V applications).
