bevel-helical gearbox reductors sew eurodrive motor price list MC2RLSF04

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Estimated Delivery Date: Apr 16-Apr 16

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The SEW-EURODRIVE MC2RLSF04 is a heavy-duty, bevel-helical industrial gear unit designed for high-torque applications. The model name "MC" stands for Modular Compact, a series specifically engineered to provide high power density in a small footprint, bridging the gap between standard geared motors and massive industrial drives.

1. Decoding the Model: MC2RLSF04

Understanding the specific configuration of this unit is essential for correct procurement:

MC: Modular Compact series (Industrial Gear Unit).
2: Two-stage reduction (primary helical and secondary bevel stages).
R: Bevel-helical (Right-angle) configuration.
L: Horizontal mounting position.
S: Solid shaft output (as opposed to "H" for hollow shaft).
F: Flange-mounted design (B5 type flange for direct machine integration).
04: Frame size (Size 04 typically handles nominal output torques from 6,000 Nm to 12,000 Nm).

2. Pricing and Availability (2026 Guidelines)

SEW-EURODRIVE does not typically publish a standard retail "Price List" for the MC series because these units are Assemble-to-Order (ATO). Prices vary significantly based on the gear ratio, service factor, and optional add-ons.

Estimated Price Range: For a base MC2RLSF04 unit (excluding the motor), prices generally range from $4,500 to $8,500 USD (€4,200 – €7,800), depending on the internal configuration and regional logistics.
Motor Integration: When paired with an AC motor (e.g., DRN.. series 15kW–30kW), the total assembly price can increase by $1,500 to $3,500 USD.
Factors Affecting Cost:Gear Ratio ($i$): Higher ratios requiring more precise tooth geometry can increase costs.Sealing Systems: Special Taconite or Regreaseable seals for dusty environments (mining/cement) add a premium.Cooling Options: Integrated fans or oil-water coolers are additional costs.

3. Technical Specifications & Features

The MC2RLSF04 is favored in the Bulk Material Handling and Chemical industries for its ruggedness.

Feature	Technical Advantage
Monoblock Housing	Extreme structural rigidity prevents gear misalignment under heavy shock loads.
High Efficiency	Typical mechanical efficiency of 94%–97% per stage, reducing energy costs.
Solid Shaft (S)	Ideal for applications using couplings, sprockets, or heavy-duty chain drives.
Right-Angle Design	Allows the motor to be positioned perpendicular to the driven shaft, saving space on conveyor lines.

4. Motor and Brake Integration

This gearbox is frequently paired with a Brake Motor for safety in hoisting or inclined conveyor applications.

Brake Rectifiers: To operate the DC brake from the AC motor supply, a rectifier (e.g., BME, BMP, or BMK) is installed in the motor terminal box or control cabinet.
Control: High-cycle applications often use the BMK (fast-acting) rectifier to ensure the brake releases and engages with millisecond precision, preventing "brake drag" that can overheat the motor.

5. Application Focus

The MC2RLSF04 size is commonly found in:

Belt Conveyors: Driving primary intake or discharge belts.
Agitators/Mixers: Often used with the flange (F) mount for overhead mounting.
Bucket Elevators: Utilizing the high torque capacity for vertical lifting of heavy bulk solids.

Pro-Tip for Procurement: When requesting a quote, always provide the Serial Number (found on the nameplate) if you are looking for a replacement. If it is a new project, specify the required output torque ($M_{a}$) and output speed ($n_{a}$) to ensure the internal gear ratio is optimized for your motor’s $RPM$.