Pre-assembled pressure boost kit with SERIES 51 five‑chamber pump, gauge and strainer mounted on an 8.0 L accumulator tank for quieter, smoother water supply in marine and larger onboard systems.

• 8.0 L accumulator tank (2.1 US gal)
• 12 V DC operation
• Flow 15 L/min (4.0 GPM)
• Shut‑off 4.2 bar (60 PSI) · Turn‑on 2.8 bar (40 PSI)
• Self‑priming to 1.8 m (6 ft); priming capacity 8.0 L
• Five‑chamber diaphragm pump — serves 3+ 1/2 in outlets (13 mm)
• Inlet/outlet 1/2"-14 MNPT · Max draw 13.0 A · Weight 5.4 kg (11.9 lb)
• Download manual (PDF)

Rubber‑mounted board with quick‑connect electrics; maintenance‑free potable water tank complies with USCG 183.410 for reliable, low‑noise operation.