IEC60335‑2‑84 Multi-function Smart Toilet Seat & Cover Mechanical Strength Tester

The SN1901 Toilet-Seat Cover Mechanical Strength Test Equipment is purpose-built to satisfy IEC 60335-2-84:2019 — Household and similar electrical appliances — Safety — Part 2-84: Particular requirements for toilet appliances. This tester fulfills the full set of mandatory mechanical strength assessments under Clause 21 Mechanical Strength, including clauses 21.101, 21.102, and 21.103. It verifies heated spray seats, toilet seat covers, and enclosures against static load, lateral force, and repeated cyclic mechanical stresses encountered in daily household use.

• Smart bidet heated toilet seat
• Electric spray toilet seat
• Toilet-seat cover and lid assembly
• Integrated smart toilet seat enclosure
• Automatic seat covering device assemblies
• Heated seat plastic structural components

According to IEC 60335-2-84 requirements, the standard defines four core mechanical strength tests:

1. Static load test on the toilet seat (cover open)
2. Static load test on the toilet seat (cover closed)
3. Lateral force test applied to the front edge of the seat cover
4. 20,000-cycle repeated cyclic compression stress test

Each station can be set with independent force, holding time, and cycle parameters. One station may perform static load while another runs a lateral force test and the third executes 20,000-cycle repeated compression. This all-in-one capability fully complies with every clause requirement in IEC 60335-2-84 Clause 21.

The machine adopts a cylinder driving structure + PLC & touch-screen intelligent control, equipped with three independent test stations. A high-precision force sensor captures real-time load values. Users can configure test force magnitude, force holding duration, loading angle, and cyclic test counts. A standard-compliant rubber-steel pressing disc is pre-fitted for evenly distributed force application as per standard specification. All test parameters and test logs can be saved and exported for certification laboratory reports.

• Specially engineered for IEC 60335-2-84 Clause 21 mechanical strength testing of toilet appliances
• 4 standard required tests can be performed together on one unit: seat static load (cover open/closed), cover lateral force, and 20,000-cycle compression test
• 3 independent test stations — run multiple different test items simultaneously to boost lab throughput
• Force range: 0–2000 N, force accuracy class 0.5, fully covers 890 N, 1250 N, and 1500 N standard test load requirements
• Equipped with standard Φ300 mm rubber-steel composite pressing disc (Shore A70° rubber disc as required by IEC 60335-2-84)
• Adjustable loading angle; configurable force holding time 0–99.9 s
• Programmable cyclic test count — meets the 20,000-cycle repeated-stress test requirement of Clause 21.103.1
• PLC + color touch-screen operation with real-time force value display, test-data storage, and export
• Heavy-duty welded frame and stable platform to avoid displacement during long-time static holding and cyclic loading

Most universal compression testers available on the market can only perform simple single-point pressure tests. They lack the standard-specified rubber-steel pressing disc and are limited to just one station. Laboratories usually need to purchase multiple separate machines to complete IEC 60335-2-84's four mandatory mechanical strength tests. This brings higher capital investment, larger floor space occupation, and extra calibration and maintenance workload.

1. Complete 4 standard test items on one machine, and tests can run concurrently. Static seat load (cover open), static seat load (cover closed), lateral force on seat cover, and 20,000-cycle repeated compression can be performed in parallel across the 3 stations, fully complying with IEC 60335-2-84 Clause 21. No extra separate test rigs required.
2. Pre-configured standard rubber-steel composite indenter, delivering evenly distributed perpendicular force exactly as IEC 60335-2-84 defines — no custom fixture modification needed.
3. 3 independent stations support different parameter settings, so you can run different test types at the same time, drastically cutting your overall test schedule.
4. Stable cylinder drive with closed-loop force monitoring delivers repeatable test results. Exportable test logs are accepted directly for CB, CE, and UKCA certification audits.

Ideal for smart toilet manufacturers, bidet seat R&D departments, ISO 17025 accredited third-party appliance testing laboratories, and quality inspection departments. Carry out the full set of IEC 60335-2-84 mechanical strength assessments — including static load, lateral force, and cyclic repeated stress — for heated toilet seats, spray bidet seats, toilet-seat covers, automatic seat-covering assemblies, and smart toilet enclosure components, to verify mechanical-strength performance and achieve IEC 60335-2-84 safety compliance.