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 Botanic Garden >> Gardening >  >> Question and Answer >> Irrigation

Richdel 508 PR Timer Replacement: Mid-Grade Hunter or Rain Bird

18-Year-Old Richdel 508 PR Acting Erratically: Replace Controller

Zones random, some stick on. Want modern replacement recommendation.

Buying Advice

  • Avoid cheapest (poor surge protection, short life).
  • Avoid most expensive (overkill for residential).
  • Sweet spot: Mid-grade Hunter Pro-C or Rain Bird ESP-Modular.

Why These

  • Modular expansion (add zones later).
  • Good surge protection.
  • Weather sensor compatible.
  • Pro support network.

Research Links

Narrow to 2–3 Models

Reply with your top picks—I'll give pros/cons.

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