Overview
The Grech (SunSun) CHJ series combines compact submersible pumps with built‑in filtration, offering models for tanks from 50 L to large aquariums:
- CHJ‑502: 500 L/h, 7 W, 0.9 m head; perfect for small aquariums (~30–70 L).
- CHJ‑902: 900 L/h, 20 W, 1.5 m head; mid-range option (~80–150 L).
- CHJ‑1502: 1500 L/h, 25 W, 1.8 m head; suited for larger tanks up to ~300 L .
Key Features
- All‑in‑one design: Compact pump + sponge filter + aeration, reducing clutter while adding oxygenation .
- Adjustable flow: Includes valve to fine‑tune water output and surface agitation .
- Ultra‑silent operation: Low-watt motors run quietly—great for bedrooms or offices .
- Fully submersible: Works both in freshwater and seawater, suitable for aquariums and small ponds .
- Maintenance‑friendly: Built-in sponge is easily cleaned or replaced; suction cups for quick repositioning .
Specifications
| Model | Flow (L/h) | Power (W) | Max Head (m) |
|---|---|---|---|
| CHJ‑502 | 500 | 7 | 0.9 |
| CHJ‑902 | 900 | 20 | 1.5 |
| CHJ‑1502 | 1500 | 25 | 1.8 |
Why Choose CHJ Series?
- Space‑saving design: Combines pump, filter, and aerator in a single compact module.
- Energy‑efficient & quiet: Low power consumption and whisper‑quiet performance.
- Versatile flow control: Adjustable outlet suits various tank or spray-bar setups.
- Easy to maintain: Accessible sponge filter and suction mount design make upkeep simple.
Installation & Maintenance
- Attach unit inside aquarium using suction cups.
- Plug in to start filtration and aeration; adjust output via built‑in valve.
- For cleaning, lift unit, wash sponge under tank water, replace, and restart.
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