Aspen Silent+ Mini Aqua Gen 5 Condensate Pump with Compact Reservoir for AC Systems – FP3420/1
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Aspen Silent+ Mini Aqua Gen 5 Condensate Pump with Compact Reservoir – FP3420/1
The Aspen Silent+ Mini Aqua Gen 5 FP3420/1 is the compact reservoir variant of the FP3420, combining the ultra-quiet 15 dB(A) Mini Aqua pump with an integrated compact buffer reservoir. The reservoir provides additional condensate storage capacity, making it ideal for installations where condensate flow is intermittent or where a small buffer is needed to prevent nuisance shutdowns.
Delivering 35 L/h at just 15 dB(A) with a maximum head of 10m, it is suitable for AC systems up to 16kW. IP24 splash-proof rated and plug-and-play, it installs quickly behind most indoor units.
Key Features
- Ultra-quiet operation — 15 dB(A)
- Includes integrated compact reservoir for additional buffer capacity
- Suitable for AC systems up to 16kW
- Max flow rate: 35 L/h
- Max head: 10m
- IP24 — splash proof rated
- Outlet connection: 6mm (1/4")
- Includes 6mm and 8mm inlet adaptors
- Plug-and-play installation — no tools required
- Alarm output for system shutdown on pump failure
- UK plug included
- Made in the United Kingdom
FP3420 vs FP3420/1 — Which Do I Need?
- FP3420 — standard Mini Aqua pump, compact and lightweight, suits most installations
- FP3420/1 (this product) — Mini Aqua pump with compact reservoir, ideal where additional buffer capacity is needed or condensate flow is intermittent
Typical Applications
- Larger residential and light commercial split AC systems up to 16kW
- Wall-mounted and cassette indoor units
- Installations where a condensate buffer reservoir is required
- Multi-split installations with intermittent condensate flow
- Noise-sensitive environments
Technical Specifications
| Parameter | Value |
|---|---|
| Model | FP3420/1 |
| Max flow rate | 35 L/h |
| Max head | 10m |
| Noise level | 15 dB(A) |
| IP Rating | IP24 |
| Power supply | 220–240V / 50Hz |
| AC system capacity | Up to 16kW |
| Inlet diameter | 6mm / 8mm (adaptors included) |
| Outlet diameter | 6mm OD (1/4") |
| Max ambient temp | 40°C |
| Max water temp | 40°C |
| Country of Origin | United Kingdom |
Frequently Bought With
- Aspen Xtra FP2628 Anti-Siphon Non-Return Valve 6mm – Pack of 5 — prevents condensate backflow
- DiversiTech RVT-1/4 Condensate Drain Hose 6mm 30m (P482) — standard drain hose
- Jubilee Clip 9–12mm (P500) — for securing outlet hose
Also in the Aspen Mini Aqua Range
- Aspen Silent+ Mini Aqua Gen 5 FP3420 — standard version without reservoir
- Aspen Silent+ Mini Orange Gen 5 FP3430 — ultra-quiet pump for systems up to 12kW
- Aspen Max Hi-Flow FP3349 — commercial tank pump up to 733kW
- View all condensate pumps
Browse our full range of mini condensate pumps and condensate pump accessories.