Replacement Starter for Denso 128000-0543 - 12V 2.7 kW Flange Mount

Replacement for Denso 128000-0543 starter motor built to deliver consistent starting power in demanding environments. This 12 volt unit produces 2.7 kW of rated output and uses a flange mount design that aligns precisely with original equipment mounting points. Thirteen pinion teeth engage the ring gear smoothly while clockwise rotation matches the required direction for proper engine cranking. The absence of an overcrank protection device follows the exact specification of the unit it replaces, ensuring electrical compatibility without additional circuitry.

Key Features & Benefits

• Operates at 12V with 2.7 kW rated power
• Flange mount configuration for installation
• 13 pinion teeth engagement
• Clockwise rotation direction
• OCP not included per specification

Product Specifications

• Voltage: 12V
• Rated Power: 2.7 kW
• Mount Type: Flange
• Pinion Teeth: 13
• Rotation: CW
• OCP: No
• Replaces OEM: 128000-0543; 61010421 (Delco Remy)

Technicians value the robust construction that withstands repeated start cycles and temperature variations common in commercial and industrial equipment. The armature and field windings are engineered for efficient current draw, reducing stress on batteries and charging systems. Precision machining of the pinion ensures quiet meshing and extended gear life compared with lower-grade aftermarket options. Installation follows standard procedures for flange-mounted starters, requiring correct torque on mounting bolts and proper alignment of the pinion with the flywheel ring gear. Extensive testing confirms durability across varied load conditions and operational cycles typical of heavy equipment fleets. Material selection prioritizes corrosion resistance and thermal stability to maintain function in outdoor or enclosed machinery spaces.

Before ordering, verify that system voltage, power rating, mount style, tooth count, and rotation direction match these specifications exactly. Matching these parameters prevents premature wear, electrical faults, or starting failures. This starter serves as a direct-fit solution across a wide range of multi-application platforms where the original Denso part number was specified. Users report simplified inventory management because one unit covers multiple equipment models without custom adapters.

Replacement Compatibility

Compatible with systems requiring Denso 128000-0543 or Delco Remy 61010421 starters across multiple applications. Always confirm fitment using the equipment service manual prior to purchase.

Discover the Perfect Replacement

Browse the catalog to locate the exact starter replacement matching your system voltage, power rating and mount requirements. Confirm fitment before ordering.

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.