Woodward 8406-113 Load Sharing (LS) Engine Generator Controller

Woodward 8406-113 (EGCP-3 LS) Load Sharing Controller
8406-113 is a load sharing (LS) type generator set controller for Woodward EGCP-3 series, used for multi machine parallel connection, load sharing, and synchronous control. It is currently discontinued (EOL) and belongs to the classic old model.

1、 Basic Information
Model: 8406-113 (EGCP-3 LS, Load Sharing)
Brand: Woodward
Series: EGCP-3 Engine Generator Control Package
Type: Load sharing+synchronization+speed control controller (dedicated for multi machine parallel connection)
Origin: United States
Status: End of production (EOL), original factory no longer in production, only second-hand/refurbished/in stock
Alternative model: 8406-114 (EGCP-5 LS, compatible with functions and stronger performance)
2、 Core functions
Load Sharing (LS): Accurately distribute active/reactive loads (kW, kVAR, PF) among multiple generator sets in parallel
Automatic synchronization: automatic frequency and voltage regulation, capturing synchronization points, grid connection and closing
Speed/voltage control: engine speed regulation (4-20mA/PWM output), generator voltage regulation
Engine sequence control: automatic start/stop, protection interlock, alarm
Dual LCD display: 2 backlit LCDs, 8-line status+4-line configuration/alarm, with button operation
9 major status menus: system, engine, generator, synchronization, load, I/O, etc., for easy diagnosis
3、 Technical parameters
Power supply: 18-32 VDC (typical 24V), power consumption ≤ 20W
Working temperature: -20 ℃~+70 ℃; Storage: -30 ℃~+80 ℃
Size: 282 × 359 × 135 mm (height × width × depth)
Weight: Approximately 4.3 kg (9.5 lbs)
Communication: ServLink serial port (RS-232), supports Watch Window software configuration/monitoring
Output signal: speed bias 4-20mA, 0-5V, PWM or ± 3V
Protection: NEMA 4 (Waterproof and Dustproof, Panel Installation)
4、 Model meaning (EGCP-3)
EGCP: Engine Generator Control Package
3: Third generation hardware platform
LS: Load Sharing (load sharing type, multi machine parallel)
8406-113: Specific material number, 113=LS basic version
5、 Discontinuation and Replacement (as of May 22, 2026)
EOL time: Announcement from 2018 to 2020, discontinuation of original factory supply after 2021
Direct substitution: 8406-114 (EGCP-5 LS)
Fully compatible with wiring and functionality
Stronger CPU, larger memory, wider temperature range, support for Ethernet
Upgrade plan: EGCP-5 series (8406-114/115/116) or EasyGen 3200 series
6、 Typical applications
Scenario: Multiple diesel/gas generator sets operating in parallel (factories, data centers, oil fields, ships, backup power stations)
Function: Load sharing, synchronous grid connection, speed and voltage regulation, engine protection, local/remote monitoring
8406-113 is a Woodward EGCP-3 generation load sharing controller specifically designed for parallel operation of multiple machines. It has been discontinued and replaced with 8406-114 (EGCP-5 LS).