Zero-Max E41SC Adjustable Speed Drive W Screw Control, 12 in-lbs, 0-400 RPM

Description:

The Zero-Max E41SC is a mechanical adjustable speed drive designed to vary output speed from a constant input without electronics. It uses a variable-speed transmission mechanism controlled by a screw adjustment, allowing precise speed tuning during operation or at rest. This model delivers constant torque across the speed range, making it suitable for applications requiring smooth, repeatable speed control.

Applications:

The Zero-Max E41SC drive is used in packaging machinery, conveyors, printing equipment, test systems, and automation processes. The Zero-Max drive is commonly installed where operators need adjustable output speed without using variable frequency drives or complex controls.

Technical Specifications:

• Manufacturer Part Number (MPN): E41SC
• Product Type: Adjustable Speed Drive (Mechanical Variable Speed)
• Brand: Zero-Max
• Output Torque: 12 in-lbs
• Speed Range: 0–400 RPM
• Input Power: ~1/4 HP (0.19 kW)
• Control Type: Screw control (manual adjustment)
• Operation: Unidirectional
• Input Speed Capability: Up to ~2000 RPM typical
• Function: Mechanical speed variation with constant torque
• Design: Compact enclosed drive, maintenance-light

Common Replacements:

• Zero-Max E41 (lever control variant)
• Zero-Max E42 / E42SC (larger size options)
• Variable frequency drive (VFD) + gearbox combination (electronic alternative)