{"niche":"专业级高压清洗机有哪些最好的选择？","description":"What are the best pressure washers for professional use?","products":[{"brand":"DEWALT","model":"DXPW61377","price_gbp":716.57,"origin_country":null,"specs":{"psi":"4400 PSI","power_source":"Gasoline"},"confidence_score":null,"sources":[{"label":"Home Depot","url":"https://www.homedepot.com/p/DEWALT-4400-PSI-4-0-GPM-Gas-Pressure-Washer-with-420cc-Engine-Triplex-Pump-Commercial-Cold-Water-Power-Washer-DXPW61377/327866159","currency":"USD","source_country":"US","price":949.99,"price_gbp":717.31,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"All Parts Inc","url":"https://www.allpartsinc.com/dxpw61377-dewalt-4400psi-pressure-washer.html","currency":"USD","source_country":"US","price":949.0,"price_gbp":716.57,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"CPO Outlets","url":"https://www.cpooutlets.com/dewalt-61377-420cc-engine-4400-psi-4-gpm-aaa-triplex-pump-gas-pressure-washer/dewn61156.html","currency":"USD","source_country":"US","price":999.99,"price_gbp":755.07,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"Home Depot","url":"https://www.homedepot.com/p/DEWALT-4400-PSI-4-0-GPM-Gas-Pressure-Washer-with-420cc-Engine-Triplex-Pump-Commercial-Cold-Water-Power-Washer-DXPW61377/327866159","currency":"USD","source_country":"US","price":949.99,"price_gbp":717.31,"scraped_at":"2026-06-24T01:54:48.982357"},{"label":"All Parts Inc","url":"https://www.allpartsinc.com/dxpw61377-dewalt-4400psi-pressure-washer.html","currency":"USD","source_country":"US","price":949.0,"price_gbp":716.57,"scraped_at":"2026-06-24T01:54:48.982357"},{"label":"CPO Outlets","url":"https://www.cpooutlets.com/dewalt-61377-420cc-engine-4400-psi-4-gpm-aaa-triplex-pump-gas-pressure-washer/dewn61156.html","currency":"USD","source_country":"US","price":999.99,"price_gbp":755.07,"scraped_at":"2026-06-24T01:54:48.982357"}],"summary":"DEWALT DXPW61377 is a cold-water gas pressure washer rated up to 4400 PSI and 4.0 GPM, designed for heavy-duty cleaning. It uses a AAA triplex pump and is powered by a 420cc CRX420 engine. It's suited to professional-grade tasks like driveway and high-traffic area cleaning.","ideal_for":"For professional use, it combines 4400 PSI and 4.0 GPM output with a AAA triplex pump and a 420cc engine, giving high cleaning performance for demanding jobsites."},{"brand":"DEWALT","model":"4400 PSI 4.0 GPM Gas Pressure Washer with 420cc Engine, Triplex Pump, Commercial Cold Water Power Washer","price_gbp":716.57,"origin_country":null,"specs":{"gpm":"4","psi":"4400","power_source":"Gas"},"confidence_score":null,"sources":[{"label":"The Home Depot","url":"https://www.homedepot.com/p/DEWALT-4400-PSI-4-0-GPM-Gas-Pressure-Washer-with-420cc-Engine-Triplex-Pump-Commercial-Cold-Water-Power-Washer-DXPW61377/327866159","currency":"USD","source_country":"US","price":949.0,"price_gbp":716.57,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"Zoro","url":"https://www.zoro.com/dewalt-gaspressurewasher-420cc-4400psi-4gpm-dxpw61377/i/G711903536/","currency":"USD","source_country":"US","price":1029.99,"price_gbp":777.72,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"CPO Outlets","url":"https://www.cpopowertools.com/dewalt-61377-420cc-engine-4400-psi-4-gpm-aaa-triplex-pump-gas-pressure-washer/dewn61156.html","currency":"USD","source_country":"US","price":999.99,"price_gbp":755.07,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"The Home Depot","url":"https://www.homedepot.com/p/DEWALT-4400-PSI-4-0-GPM-Gas-Pressure-Washer-with-420cc-Engine-Triplex-Pump-Commercial-Cold-Water-Power-Washer-DXPW61377/327866159","currency":"USD","source_country":"US","price":949.0,"price_gbp":716.57,"scraped_at":"2026-06-24T01:54:48.982357"},{"label":"Zoro","url":"https://www.zoro.com/dewalt-gaspressurewasher-420cc-4400psi-4gpm-dxpw61377/i/G711903536/","currency":"USD","source_country":"US","price":1029.99,"price_gbp":777.72,"scraped_at":"2026-06-24T01:54:48.982357"},{"label":"CPO Outlets","url":"https://www.cpopowertools.com/dewalt-61377-420cc-engine-4400-psi-4-gpm-aaa-triplex-pump-gas-pressure-washer/dewn61156.html","currency":"USD","source_country":"US","price":999.99,"price_gbp":755.07,"scraped_at":"2026-06-24T01:54:48.982357"}],"summary":"This DEWALT gas pressure washer delivers 4400 PSI and 4.0 GPM with a triplex pump for powerful cleaning. It's built for commercial cold-water use and includes quick-connect nozzle tips plus a long hose for jobsite convenience. Suitable for professional driveway, sidewalk, and heavy-duty exterior cleaning where higher output matters.","ideal_for":"For professional use, it combines 4400 PSI and 4 GPM with an AAA triplex pump and gas power for consistent high-output cleaning."},{"brand":"SIMPSON","model":"4200 PSI 4.0 GPM Gas Pressure Washer with HONDA GX390, 20 in. Surface Cleaner, 100 ft. Hose","price_gbp":905.33,"origin_country":null,"specs":{"gpm":"4","psi":"4200","power_source":"Gasoline","water_tank_capacity":"150"},"confidence_score":null,"sources":[{"label":"Home Depot","url":"https://www.homedepot.com/p/sets/SIMPSON-4200-PSI-4-0-GPM-Gas-Pressure-Washer-with-HONDA-GX390-20-in-Surface-Cleaner-100-ft-Hose/340209244","currency":"USD","source_country":"US","price":1199.0,"price_gbp":905.33,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"Home Depot","url":"https://www.homedepot.com/p/sets/SIMPSON-4200-PSI-4-0-GPM-Gas-Pressure-Washer-with-HONDA-GX390-20-in-Surface-Cleaner-100-ft-Hose/340209244","currency":"USD","source_country":"US","price":1199.0,"price_gbp":905.33,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"Home Depot","url":"https://www.homedepot.com/p/sets/SIMPSON-4200-PSI-4-0-GPM-Gas-Pressure-Washer-with-HONDA-GX390-20-in-Surface-Cleaner-100-ft-Hose/340209244","currency":"USD","source_country":"US","price":1199.0,"price_gbp":905.33,"scraped_at":"2026-06-24T01:54:48.982357"},{"label":"Home Depot","url":"https://www.homedepot.com/p/sets/SIMPSON-4200-PSI-4-0-GPM-Gas-Pressure-Washer-with-HONDA-GX390-20-in-Surface-Cleaner-100-ft-Hose/340209244","currency":"USD","source_country":"US","price":1199.0,"price_gbp":905.33,"scraped_at":"2026-06-24T01:54:48.982357"}],"summary":"This Simpson gas pressure washer is rated 4200 PSI and 4.0 GPM and is built around a HONDA GX390 engine with a triplex pump for heavy-duty, cold-water cleaning. It comes with a 20 in. surface cleaner and a 100 ft. hose setup for tackling large flat areas more quickly. It suits professional contractors or commercial users needing higher throughput than typical residential units.","ideal_for":"For professional use, its 4200 PSI and 4.0 GPM flow with a HONDA GX390 engine and triplex pump provide strong cleaning capacity for contract work, and the included 20 in. surface cleaner helps speed up flat-surface jobs."},{"brand":"SIMPSON","model":"4200 PSI 4.0 GPM Gas Pressure Washer, HONDA GX390 Engine, Triplex Pump, Heavy-Duty Cold Water Commercial Power Cleaner","price_gbp":1661.16,"origin_country":null,"specs":{"gpm":"4","psi":"4200","power_source":"Gasoline","heating_system":"Cold water","water_tank_capacity":"150"},"confidence_score":null,"sources":[{"label":"The Home Depot","url":"https://www.homedepot.com/p/SIMPSON-4200-PSI-4-0-GPM-Gas-Pressure-Washer-Honda-GX390-Engine-CAT-Pump-Commercial-Cold-Water-Power-Washer-ALWB60828/300056803","currency":"USD","source_country":"US","price":2199.99,"price_gbp":1661.16,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"Spraywell","url":"https://spraywell.com/simpson-professional-4200-psi-4-0-gpm-gas-cold-water-direct-drive-pressure-washer-trailer-with-honda-gx390-engine-and-cat-triplex-pump/","currency":"USD","source_country":"US","price":5799.99,"price_gbp":4379.43,"scraped_at":"2026-06-24T01:54:46.116169"},{"label":"The Home Depot","url":"https://www.homedepot.com/p/SIMPSON-4200-PSI-4-0-GPM-Gas-Pressure-Washer-Honda-GX390-Engine-CAT-Pump-Commercial-Cold-Water-Power-Washer-ALWB60828/300056803","currency":"USD","source_country":"US","price":2199.99,"price_gbp":1661.16,"scraped_at":"2026-06-24T01:54:48.982357"},{"label":"Spraywell","url":"https://spraywell.com/simpson-professional-4200-psi-4-0-gpm-gas-cold-water-direct-drive-pressure-washer-trailer-with-honda-gx390-engine-and-cat-triplex-pump/","currency":"USD","source_country":"US","price":5799.99,"price_gbp":4379.43,"scraped_at":"2026-06-24T01:54:48.982357"}],"summary":"This SIMPSON 4200 PSI / 4.0 GPM commercial cold-water gas pressure washer is powered by a HONDA GX390 engine and uses a CAT triplex pump for heavy-duty cleaning performance. It's built for professional cleaning jobs such as buildings, docks, and other high-traffic areas, and includes quick-connect nozzle tips for multiple spray patterns. The machine is suited to contractors who need strong pressure with reliable commercial components.","ideal_for":"适合专业使用：4200 PSI 在 4.0 GPM 的输出，搭配 HONDA GX390 发动机和 CAT PUMPS 三缸（Triplex）泵，能很好满足高强度商用清洁作业的需求。"}]}