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Woodward 9908-413

Product Name:​ LQ25 Series Standard Liquid Fuel Metering Valve
Product Introduction:​ This model is a standard LQ25 series liquid fuel metering valve from Woodward. As the fuel metering interface between electronic engine control systems and gas turbines, it is suitable for industrial and aeroderivative gas turbines in the 1000 kW to 42000 kW power range. The valve uses a fully electric actuator to achieve precise fuel flow regulation via a standard 4–20 mA signal.

Woodward 9908-412

Product Name:​ LQ25 Series Standard Liquid Fuel Metering Valve
Product Introduction:​ This model is a standard LQ25 series liquid fuel metering valve from Woodward, suitable for precise liquid fuel control in industrial and aeroderivative gas turbines. Through an integrated electric actuator and rotary plate valve body design, it provides reliable fuel metering in the 1000 kW to 42000 kW power range.

Woodward 9908-410

Product Name:​ LQ25 Series Standard Liquid Fuel Metering Valve
Product Introduction:​ This model serves as the fuel metering interface between electronic engine control systems and gas turbines, designed for industrial and aeroderivative gas turbines in the 1000 kW to 42000 kW power range. It adopts a fully electric actuator to achieve precise fuel flow regulation through a standard 4–20 mA signal.

Woodward 8904-614

Product Name:​ Small Gas Fuel Valve (Woodward 8904-614), 1907-series small gas valve — Valve Only.
Overview:​ A Woodward 1907-series small gas fuel-metering valve supplied as a valve-only assembly under 8904-614. It provides core fuel-flow control for mid-size industrial gas turbines and gas engines, fully compatible with Woodward TM-series and EM-series actuators and electronic controls.

Woodward 8904-484

Product Name:​ Linear Position Sensor (Woodward part 8904-484), cross-referenced to Macro Sensors HSD-750-1000-0393 DC-operated LVDT. (Note: Some Woodward distributor listings also classify 8904-484 as a digital speed governor / current-pressure converter; the verified hardware cross-reference points to the HSD-750-1000-0393 LVDT.)
Overview:​ A 3/4 in diameter sealed DC LVDT of the HSD-750 series, supplied as Woodward 8904-484. The HSD-750-1000 equivalent provides 1.0 in (25.4 mm) measurement range.

Woodward 8904-444

Product Name:​ Linear Position Sensor (Woodward part 8904-444), cross-referenced to Macro Sensors HSD-750-500-0353 DC-operated LVDT.
Overview:​ A short-stroke 3/4 in diameter DC LVDT of the HSD-750 family, supplied under Woodward 8904-444. The HSD-750-500 equivalent gives a 0.5 in (12.7 mm) travel class, suited for compact actuator feedback.

Woodward 8904-418

Product Name:​ Linear Position Sensor (Woodward part 8904-418), cross-referenced to Macro Sensors HSD-750-1000-0393 DC-operated LVDT.
Overview:​ A 3/4 in (19 mm) diameter sealed DC LVDT from the Macro Sensors HSD-750 series, supplied as Woodward 8904-418. The HSD-750-1000 equivalent provides a 1.0 in (25.4 mm) measurement range.

Woodward 8904-390

Product Name:​ Small Gas Fuel Valve (Woodward 8904-390), 1907-series small gas valve.
Overview:​ A Woodward 1907-series small gas fuel-metering valve supplied as a valve-only assembly under 8904-390. It provides precise gas-flow control for small- to mid-size industrial gas turbines and gas engines.
Technical Specifications:
  • Series: Woodward 1907 Small Gas Valve

Woodward 8904-371

Product Name:​ Linear Position Sensor (Woodward part 8904-371), cross-referenced to Macro Sensors VRT-1250-1000-0744 DC-operated LVDT.
Overview:​ A mid-stroke DC LVDT of the VRT-1250 family, supplied under Woodward 8904-371. The 1000-thou (1.0 in) measurement range fits compact actuator position feedback.

Woodward 8904-305

Product Name:​ Linear Position Sensor (Woodward part 8904-305), cross-referenced to Macro Sensors VRT-1250-8000-0887 DC-operated LVDT.
Overview:​ A long-stroke DC LVDT of the Macro Sensors VRT-1250 series, supplied as Woodward 8904-305. The 8000-thou (8.0 in) travel makes it suitable for large linear actuators and wide-range position feedback.

Woodward 8904-303

Product Name:​ Linear Position Sensor (Woodward part 8904-303), cross-referenced to Macro Sensors VRT-1250-4000-0787 DC-operated LVDT.
Overview:​ A 1.25 in (31.75 mm) diameter DC LVDT from the Macro Sensors VRT-1250 family, supplied under the Woodward number 8904-303. Designed for heavy-duty linear position measurement where a larger body and extended stroke are needed.

Woodward 8904-289

Product Name:​ Digital Speed Governor / Microprocessor Synchronizer (Woodward 8904-289).
Overview:​ A 24 Vdc-powered microprocessor-based controller and synchronizer for diesel- or gas-engine-driven generators. It provides speed and load control plus automatic frequency, phase, and voltage matching for paralleling with Woodward or third-party AVRs.