Programmable Logical Controllers Model No. :1769-L37ERM Type:PLC Module Our company has been engaged in this Industrial automation module for more than 20 years we provide all Industrial automation module products series with large stock both offline or online selling well throughout the country Focus on quality customers are first. If you need a quotation for a large order please feel free to contact us Contact us for inquiries or additional product information. Excellent customer service with 24-hour response time.