Stamford S1L2-K41 Alternator

The Stamford S1L2-K41 Alternator is a compact, brushless alternator designed for continuous and standby power applications. Built with the trusted reliability of Stamford engineering, this alternator is ideal for small to mid-range generator sets.

Specifications

• Power Output: Up to ~16.5 kVA
• Poles: 4-pole
• Voltage: 220–480V, depending on AVR and setup
• Frequency: 50Hz / 60Hz compatible
• Excitation System: Self-excited
• Voltage Regulation: ±1.0% with AVR
• Insulation Class: Class H
• Enclosure: IP23 standard
• Bearing Type: Single bearing
• Cooling: Direct air-cooled
• Standards Compliance: IEC 60034, BS EN 60034, NEMA MG 1.22

Engineered for Versatility

This model features a single-bearing design for direct coupling to engines, simplifying installation and maintenance. The S1L2-K41 operates with a 4-pole configuration and is compatible with both 50Hz and 60Hz setups, giving operators flexibility across global environments.

Built to Withstand Demanding Conditions

The S1L2-K41 is built with a Class H insulation system and a robust IP23 enclosure to handle challenging operating conditions. It offers self-excitation and automatic voltage regulation (AVR) to maintain steady output across load variations.

Trusted by Professionals Worldwide

As part of the renowned Stamford S1 series, the S1L2-K41 meets international standards and is supported by General Power’s expert customer service team. It’s a preferred choice for OEMs and generator assemblers worldwide who demand quality, reliability, and easy integration.