24-Hour Plug-In Mechanical Timer (150 Series) 

The 24-Hour Plug-In Mechanical Timer (150 Series) is a robust, user-friendly solution for automating lighting, equipment cycles, and environmental controls in both aquatic and horticultural applications. Designed for reliability, this heavy-duty timer delivers consistent performance without the need for complex programming or external power sources.

Key Features:

✔ 24-Hour Mechanical Programming – Simple dial interface with 15/30-minute increment tabs for precise scheduling
✔ Dual Operation Modes:

• Auto-Timed Mode: Executes preset ON/OFF cycles automatically

• Manual Override: Bypass programming for continuous operation
  ✔ High-Capacity Switching – 15A/125V rating (1800W) handles pumps, lights, and CO2 systems
  ✔ Visual Status Indicators – Clear dial markings (A/B/C settings) and color-coded tabs
  ✔ Fail-Safe Mechanical Design – No batteries required; maintains settings during power outages

Technical Specifications:

• Voltage: 120V AC, 60Hz

• Load Capacity: 15A resistive / 1/3HP motor

• Timing Accuracy: ±1 minute per hour (self-correcting)

• Cycle Resolution: 30-minute segments (48 programmable intervals)

• Operating Temp.: 14°F to 104°F (-10°C to +40°C)

• Mechanical Endurance: 100,000+ cycles

Professional Applications:

• Aquarium Lighting: Simulate natural daylight cycles for coral/fish health

• CO2 Regulation: Sync injection periods with photoperiods

• Hydroponics: Automate grow lights and irrigation systems

• Filtration: Schedule backup pump operation or UV sterilizers

Why Professionals Prefer This Timer:

• Dependable Performance: Mechanical operation ensures reliability in humid environments

• Energy Efficient: Reduces power waste by eliminating unnecessary runtime

• Safety Certified: UL-listed construction with flame-retardant housing

Package Includes:

• 1× 150 Series Mechanical Timer

• Quick-start guide

Installation Tip:
Align the current time with the arrow marker before setting your ON/OFF tabs

*Note: For inductive loads (pumps/compressors), derate to 12A continuous. Not for use with HID lighting over 400W.*

Simplify Your Daily Automation – Precision Timing Made Effortless! ⏱️⚡