The Titan Controls Apollo 10 is a 240-volt mechanical timer designed for hydroponic and indoor growing environments. With a 10-amp capacity and 96 non-detachable 15-minute trippers spread across a 24-hour cycle, it gives growers precise, repeatable control over pumps, fans, and other 240V equipment — all through a straightforward dial-based interface that requires no programming or app.
Apollo 10 Specifications
All specifications are drawn from the manufacturer canonical data (SKU HGC734145) and the product description text.
| Specification | Value |
|---|---|
| Voltage | 240 V |
| Frequency | 60 Hz |
| Maximum Amperage | 10 Amps |
| Number of Outlets | 1 |
| Trippers | 96 non-detachable |
| Minimum Interval | 15 minutes |
| Timer Cycle | 24 hours |
| Weight | 0.031 lb |
Why Choose the Apollo 10
The Apollo 10 covers a specific but common gap in grow-room wiring: equipment that runs on 240 volts rather than the more typical 120-volt household circuit. Many larger inline fans, water chillers, and certain pumps are wired for 240V, and standard timers will not work safely with them. The Apollo 10 is built for exactly that load.
- 240V-rated from the factory. The timer is designed and rated for 240-volt circuits at up to 10 amps — appropriate for high-draw fans, chillers, and pumps that cannot be safely timed with a standard 120V mechanical timer.
- 96 trippers for fine-grained scheduling. With 96 non-detachable 15-minute trippers arranged around a 24-hour dial, you can configure a wide range of on/off schedules without relying on digital logic or batteries. Push trippers in to activate the corresponding 15-minute window; leave them out to keep the outlet off.
- Moisture- and dust-resistant enclosure. The housing is constructed to resist dust, rust, and moisture — conditions that are common in hydroponic rooms where irrigation and humidity levels run higher than in typical indoor environments.
- No programming required. Mechanical timers operate without firmware, apps, or batteries for the timing function. Once the trippers are set, the dial turns continuously and the outlet switches on and off as scheduled, independent of Wi-Fi or power interruptions to the control system.
Best Uses for the Apollo 10
The Apollo 10 is suited to any grow room or hydroponic setup that relies on 240-volt equipment requiring timed on/off cycles. It is not a lighting controller (it has one outlet and no load-splitting capability), but it handles single-device timing reliably.
- Inline duct fans on 240V circuits. Larger-diameter inline fans — including many 8-inch and 10-inch models — are commonly wired for 240V. The Apollo 10 can schedule these fans to run during specific hours rather than continuously, which helps manage heat and electricity draw. If you are also managing airflow in your space, an Active Air HD pedestal fan can supplement inline ducting for floor-level circulation.
- Water pumps and recirculating systems. Hydroponic systems that use 240V recirculating pumps benefit from timed intervals, allowing flood-and-drain or nutrient-film cycles to run on a repeatable schedule without manual switching.
- Grow room climate equipment. Water chillers, CO2 enrichment units, and similar environmental devices that draw higher amperages can be timed with the Apollo 10, provided the load stays within the 10-amp rating.
- Backup or secondary timer circuits. Growers running complex controller setups sometimes use a dedicated mechanical timer as a backup or override for critical equipment. The Apollo 10 works independently of any digital controller, making it a straightforward failsafe option. For advanced lighting and environmental control, the Autopilot PX2 Advanced Lighting Controller handles multi-device scenarios.
Compatibility
The Apollo 10 is compatible with any 240V / 60 Hz single-outlet device drawing up to 10 amps. This covers a broad range of equipment used in North American grow rooms:
- 240-volt inline duct fans (confirm amperage on the fan’s nameplate before connecting)
- Hydroponic water pumps rated for 240V operation
- Water chillers and small HVAC units within the 10A limit
- Any single 240V device with a compatible plug configuration
The timer is designed for 60 Hz AC power, which is standard in the United States and Canada. It is not suitable for 50 Hz grids (common in Europe and the UK) or for loads exceeding 10 amps. It has one outlet; controlling multiple independent devices on separate schedules requires additional timers. If your grow room uses 120V equipment, the Apollo 10 is not the appropriate model — Titan Controls offers 120V variants in the Apollo line for those applications.
Usage Guidelines
Setting up a mechanical dial timer follows the same basic procedure across most 24-hour models. The steps below reflect standard practice for the Apollo 10’s 96-tripper dial format:
- Install with power off. Before plugging the timer into a 240V outlet, ensure the circuit breaker is off or the outlet is de-energized. Confirm the outlet is wired for 240V and rated for at least 10 amps.
- Set the current time. Locate the time-of-day indicator on the dial face. Rotate the dial so the arrow or marker aligns with the current time. The dial rotates clockwise as time passes, so orient it accordingly.
- Configure trippers for your schedule. Each of the 96 trippers represents a 15-minute window in the 24-hour cycle. Push a tripper inward (or toward the center, depending on the unit’s design) to activate the outlet during that window. Leave it in the outward position to keep the outlet off. For a device that should run from 6:00 AM to 6:00 PM, push in the trippers covering that 12-hour span.
- Plug in your device. With trippers set, plug your 240V device into the timer’s single outlet. Then plug the timer into the 240V circuit. Re-energize the circuit breaker.
- Verify operation. Manually advance the dial past an on/off transition to confirm the outlet activates and deactivates as expected. Return the dial to the current time after testing.
- Do not exceed the 10-amp rating. Check your device’s nameplate for running amperage (not just startup amperage). If the device draws more than 10A, use a timer rated for the higher load.
Sources & Further Reading
- Hawthorne Garden Company — Official Brand Site — manufacturer of the Titan Controls Apollo line; product documentation and support resources available through the brand portal.









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