SP20 / SP21 (ATEX) - Hydraulic Trash Pump
SP20 and SP21 (ATEX) are compact and powerful hydraulic trash pumps with unbeatable power, size and weight ratios. With their robust construction, they require minimal maintenance and can run dry without incurring damages.
Designed with high resistance to impacts and abrasion, and with its small dimensions and lightweight construction, these pumps make an ideal option for the smallest of applications including trenches and manholes.
With implicit safety thanks to the absence of electricity, and their ability to handle thick and muddy liquids, these pumps can be powered by small power packs, mini excavators and trucks, making them ideal for the construction industry.
FEATURES
- Stainless steel pump body
- Cast iron impeller
- Flow capacity up to 13.3l/sec
- Maximum head up to 35m
- Maximum water pressure 3.5 bar
- Double mechanical seal
SP21 ATEX Pump - Compact Hydraulic Trash
SP21 (ATEX) are powerful, compact hydraulic trash ATEX pumps designed for safe, reliable dewatering in hazardous environments. With their hydraulic drive and robust construction, these submersible ATEX‑approved pumps are ideal for construction, utility maintenance and confined‑space applications where explosive atmospheres may be present.
As an ATEX‑rated hydraulic pump, the SP21 (ATEX) eliminates the need for electrical power in Zone 2 hazardous areas, making it a safer alternative to electric submersibles near flammable liquids, vapours or gases. Its small size and light weight allow it to be deployed easily into trenches, manholes and small excavations, while its high‑performance head and flow make it highly effective for construction dewatering and drainage.
Why Choose This ATEX Pump?
- Certified for hazardous environments: The SP21 (ATEX) is an ATEX‑compliant pump engineered for use where explosive gases, vapours or dusts may be present, providing peace of mind for contractors and site managers.
- Hydraulic, no electricity: Being a hydraulic ATEX pump, it runs from a hydraulic power pack, mini excavator or truck, removing the risk of electrical sparks in hazardous areas.
- Robust and low‑maintenance: With a stainless steel pump body and cast iron impeller, this ATEX-approved trash pump is built to withstand impacts, abrasion and corrosive conditions, while the double mechanical seal helps extend service life.
- Longevity & easy repair: Designed for reliability and long life and it is easy to maintain and repair
- Runs dry without damage: The ATEX-rated hydraulic pump can operate under dry or low‑flow conditions without damage, making it well-suited to intermittent dewatering tasks in construction and utilities.
Key Performance Specifications
The SP20 and SP21 (ATEX) delivers strong hydraulic trash pumping performance in a compact, lightweight package:
- Stainless steel pump body
- Cast iron impeller
- Flow capacity up to 13.3 l/sec
- Maximum head up to 35 m
- Maximum water pressure 3.5 bar
- Double mechanical seal
- Hydraulic drive, powered by power packs, mini excavators or trucks
These specs make the SP20 and SP21 (ATEX) one of the most capable small‑bore hydraulic pumps for demanding trench and confined‑space dewatering.
Applications
The SP20 and SP21 (ATEX) hydraulic trash pump is designed for:
- Construction site dewatering (trenches, excavations, basements)
- Manhole and utility drainage
- Confined‑space pumping in utilities, tunnelling and civil engineering
- Bund and containment area drainage near fuel, chemical or process storage
- Emergency spill response and site rehabilitation in a hazardous area.
The SP21 is a compact, non‑electrical ATEX‑approved pump, it is widely used in construction, civil engineering, utilities and industrial sectors where safety and reliability are critical.
Benefits
- Compact and lightweight – Easy to handle and deploy in tight access area.
- Easy to maintain and repair – Reduced downtime and lower through‑life costs.
- Designed for reliability and long life – Built for tough, abrasive and dirty conditions.
- The SP21 is an ideal small‑scale ATEX pump for construction and utility dewatering.
Next Steps
If you’re specifying an ATEX pump for trench dewatering, construction, utilities or confined‑space drainage, the SP21 (ATEX) offers a compact, powerful and safe hydraulic solution. For more details on how this ATEX‑approved hydraulic trash pump can meet your site requirements, contact T‑T’s technical team for expert advice and application support.
