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Brand: Hunter Industries    SKU: HPC-400

Product Overview

The Hunter HPC-400 is a four-station, Wi-Fi-enabled irrigation controller that combines the modular Pro-C controller platform with Hunter Hydrawise cloud-based irrigation management. It is designed for indoor or outdoor wall-mount installation and provides local control through a full-color touchscreen as well as remote access through the Hydrawise app or web interface when connected to a compatible 2.4 GHz Wi-Fi network.

The controller begins with four conventional station outputs and can be expanded with compatible Hunter modules as the irrigation system grows. Current Hydrawise support identifies configurations up to 23 directly wired conventional stations, up to 28 stations on a compatible two-wire decoder path, or up to 32 total stations when conventional and two-wire modules are mixed. Expansion modules and field decoders are sold separately, and the final station capacity depends on the selected module combination.

Hydrawise programming can use local weather information and user-defined triggers to adjust watering schedules. The controller supports standard calendar scheduling, multiple programs, Cycle and Soak, delay between stations, flow monitoring with a compatible HC Flow Meter, and electrical-current monitoring that can help identify wiring or solenoid faults. One sensor input supports a compatible Hunter Clik sensor or wired flow meter, while the pump/master-valve output can operate compatible control equipment.

The HPC-400 is supplied as a 120 VAC domestic indoor/outdoor controller. Reliable remote operation requires an appropriate Wi-Fi signal at the installation location and a configured Hydrawise account. Some Hydrawise features or account-management functions may depend on the selected software plan.

Key Features

  • Four-station base controller with modular expansion
  • Current Hydrawise support for up to 32 total stations with compatible module combinations
  • Indoor/outdoor plastic enclosure
  • Full-color touchscreen for local programming
  • Built-in Wi-Fi for Hydrawise app and web management
  • Weather-based schedule adjustment and customizable watering triggers
  • One sensor input for compatible Clik sensors or HC Flow Meter
  • One pump/master-valve output
  • Built-in milliamp monitoring for electrical fault alerts
  • Compatible with Hunter ROAM and ROAM XL remotes

Common Uses

  • Residential smart-irrigation control
  • Light-commercial landscape systems
  • Modular system expansions
  • Remote schedule management and system alerts
  • Flow-monitoring installations with a compatible meter

Compatibility and Installation Notes

  • Uses standard 24 VAC irrigation valve solenoids.
  • Confirm the required PCM or decoder modules for the planned station count.
  • Two-wire operation requires a compatible PC-DM module and supported field decoders.
  • Hydrawise remote access requires a compatible 2.4 GHz Wi-Fi network and account setup.
  • Install the controller on a stable vertical surface and connect it to the specified grounded power source.
  • Follow Hunter requirements for sensor wiring, flow-meter placement, pump relays, grounding, and electrical clearances.

Frequently Asked Questions

How many stations are included with the HPC-400?

The controller includes four conventional station outputs. Additional compatible modules are required for expansion.

Can the HPC-400 operate a two-wire decoder system?

Yes, when configured with a compatible Hunter PC-DM decoder output module and supported field decoders. Those components are sold separately.

Will Hydrawise work without Wi-Fi?

The touchscreen provides local programming and manual operation, but remote app access, online weather data, reporting, and cloud alerts require a working internet connection.

Does this controller include a flow meter?

No. A compatible Hunter HC Flow Meter is an optional accessory.

Why Buy from Big Frog Supply?

Big Frog Supply carries Hunter Hydrawise controllers, station and decoder modules, flow meters, sensors, remotes, valves, and irrigation-system repair parts.

Controller Type Wi-Fi-enabled modular Hydrawise irrigation controller
Base Stations 4 conventional stations
Maximum Conventional Stations 23 with compatible modules
Maximum Two-Wire Stations 28 with compatible decoder equipment
Maximum Mixed Station Capacity 32 total stations
Display 2.8" full-color touchscreen
Power Input 120 VAC domestic model
Transformer Output 24 VAC; 1 A
Station Output 24 VAC; 0.56 A
Pump / Master Valve Output 24 VAC; 0.28 A
Sensor Inputs 1
Valve Compatibility Standard 24 VAC solenoids
Network Compatible 2.4 GHz Wi-Fi

Height 9"
Width 10"
Depth 4-1/2"
Enclosure Indoor/outdoor plastic wall mount

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