Reliance 100112336 Electronic Control Valve Thermostat, Natural Gas 4.5" H x 5" W BRAND NEW, THE BOX WAS OPENED AND INSPECTED, IT IS IN PERFECT CONDITION. Ensure precise temperature control and reliable performance in your natural gas water heater with the Reliance 100112336 electronic gas control valve, a key component designed specifically for use with Reliance Standard Natural Gas Water Heaters equipped with Honeywell controls. This advanced thermostat and control valve assembly integrates a 750 millivolt generator power system, eliminating the need for external electrical power while maintaining consistent, efficient operation. Engineered as part of the Reliance 300 series, this unit delivers enhanced temperature accuracy and improved system responsiveness for optimal hot water delivery. Featuring an integral spark igniter, the control valve provides reliable, automatic ignition without the need for a standing pilot light?improving energy efficiency and reducing gas consumption. A built-in red LED indicator light blinks once every three seconds during normal operation, offering a clear visual confirmation of system status for quick diagnostics and troubleshooting. This feature helps users and technicians easily verify that the valve is functioning properly without requiring specialized tools. Measuring 4.5 inches in height and 5 inches in width, the compact design fits seamlessly into standard water heater configurations. Weighing 2.080 pounds, the unit is constructed for durability and long-term performance in demanding residential environments. It is designed exclusively for natural gas systems and must be installed by a licensed professional to ensure proper function and maintain warranty validity?self-installation is not recommended and may void warranty coverage. Packaged in a box for protection during shipping and storage, this control valve is a direct replacement for compatible models, making it ideal for??, upgrades, or replacements in existing Reliance water heater units. Its integration with Honeywell technology ensures high reliability, consistent thermal regulation, and safe gas flow management. Features - Electronic gas control valve and thermostat for natural gas water heaters - Designed for use with Reliance Standard Natural Gas Water Heaters with Honeywell controls - Powered by 750 millivolt generator?no external power required - Integral spark igniter enables reliable, energy-efficient ignition without a standing pilot - Red LED indicator light blinks once every 3 seconds during normal operation for easy status monitoring - Enhanced temperature control and accuracy for consistent hot water delivery - Compact size: 4.5" H x 5" W for standard fitment - Durable construction built for long-term performance - Professional installation required?warranty may be voided if installed by homeowner - Direct replacement for select Reliance 300 series water heaters Specifications - Brand Name: Reliance - Model Name: Reliance 100112336 - Part Number: 100112336 - UPC: 020363173050 - Product Type: Control Valve Thermostat - Water Heater Type: Natural Gas - Height: 4.5 in - Width: 5 in - Item Weight: 2.080 lb - Number of Items: 1 - Packaging Type: Boxed - Manufacturer: Reliance - Country of Origin: China Product Application The Reliance 100112336 Control Valve Thermostat is engineered for use in residential natural gas water heaters requiring precise temperature regulation and dependable ignition performance. Ideal for replacing failed or outdated control systems in Reliance 300 series and compatible models, it ensures safe, efficient, and code-compliant operation. Commonly used in homes where consistent hot water supply is essential, this valve supports daily use in bathrooms, kitchens, and laundry areas. Its self-powered design and integrated diagnostics make it a practical, low-maintenance solution for HVAC technicians and service professionals. As a critical safety and control component, it should only be installed by a qualified professional to ensure proper gas handling, electrical continuity, and compliance with local codes and manufacturer requirements.