The KOSHIN SEH-25L is a lightweight, portable centrifugal clear-water pump engineered for irrigation, garden and agricultural use, pond draining, well transfer and general site dewatering. Designed for reliable field performance, this compact 1" (25 mm) self-priming pump pairs a durable pump end with a robust Honda GX25 engine for consistent operation and easy maintenance.

• Type: 1" (25 mm) centrifugal, self-priming clear water pump — ideal for garden, orchard, and small-farm irrigation (sprinklers and hoses).
• Engine: Honda GX25 25 cc 4-stroke (recoil start) — proven reliability and low-oil shutoff protection.
• Flow & Head: Up to ~115 L/min (≈30 USG/min) with a maximum total head around 32 m (≈106 ft). (
• Suction lift: Self-priming up to ~8 m (≈26 ft) — suitable for shallow well & pond suction.
• Construction: Cast-iron impeller/volute for durability with die-cast aluminum pump housing and a rugged powder-coated steel roll cage for portability and protection.
• Accessories: Includes strainer, hose couplings and clamps for quick hookup (varies by retailer).

Why choose SEH-25L?

Compact and fuel-efficient, the SEH-25L delivers dependable clear-water transfer and irrigation capability in a portable package. SEO-relevant features include: portable water pump, centrifugal pump, clear water pump, 1 inch / 25 mm pump, self-priming pump, Honda engine pump, irrigation pump and lightweight garden pump—terms that help buyers find this model for residential and light-commercial pumping tasks.

Quick specs

• Connection: 1" (25 mm) NPT / outer pipe thread
• Max flow: ~115 L/min (30 GPM)
• Max head: ~32 m (106 ft)
• Max suction lift: ~8 m (26 ft)
• Engine: Honda GX25, 25 cc
• Net weight: ~5.5 kg (12.1 lbs)