Fan Filter Units & Air Terminals
fan filter unit manufacturers
| Brand | shengtongJH |
|---|---|
| Procurement scope | Comparison and sourcing of industrial FFU configurations |
| Housing size options W × L × H | 615 × 615 × 265 / 1175 × 575 × 265 / 1175 × 1175 × 265 mm |
| Material choices | Galvanized steel or stainless steel with grade specified in offer |
| Final filter | H13 / H14 with corresponding panel documentation |
| Fan duty comparison | Delivered airflow at the selected filter resistance and inlet condition |
| Motor selection | AC or EC; controller compatibility included |
| Electrical supply | Destination voltage and frequency stated for each offer |
| Mechanical interface | Flange, sealing edge, filter depth and service direction |
| Evidence requested | Assembly drawing, operating data, wiring and applicable filter records |
| After-sales scope | Replacement filter, motor and controller identities agreed per order |
Compare offers at the same airflow, filter resistance and inlet conditions, with matching drawings and component schedules.
The procurement specification can be customized around the receiving equipment, process duty and maintenance requirements.
Comparing fan filter unit manufacturers requires a common technical schedule. Different filters, motor settings and test conditions can make headline airflow or efficiency figures misleading when the offered assemblies are not equivalent.
Give every offer the same job to do
Set the required operating airflow, filter classification and installation conditions before asking for offers. Otherwise, one manufacturer may select a low-resistance panel while another includes a different grade or deeper filter. Comparing only the airflow headline then rewards different assumptions rather than better suitability.
Use a consistent duty point and request the relevant operating data. If acoustic or electrical performance matters, compare results measured under equivalent conditions for the complete assembly. A motor nameplate alone does not describe the unit's operating energy demand.
Compare the mechanical details
Check the actual housing envelope, flange and sealing interface. Similar catalogue sizes can use different replacement panels. Ask how the filter and fan are removed, and whether the proposed method is possible in your ceiling or machine.
Consider the effort required for repeat orders. An identified filter and controller family is easier to maintain than a box that can be described only by a photograph.
Compare controls by function
Separate speed adjustment, airflow regulation, fault feedback and network communication. They are different functions, even when several products are described as having intelligent controls. Identify the signals the building or machine actually requires.
Check restart behaviour and the method of changing settings. A control arrangement should be understandable to the staff who will maintain it.
Turn the chosen offer into a traceable order
Record the approved drawing revision, components and document requirements. Identify acceptable substitutions before production rather than allowing a later motor or filter change to inherit the original performance claims automatically.
shengtongJH coordinates manufacturing sources, technical requirements and commercial supply through one procurement contact. Record the selected manufacturing source, requested evidence and replacement-part responsibilities in the accepted order. This helps the maintenance team identify the correct assembly and obtain compatible parts after installation.
The procurement specification can be customized around the receiving equipment, process duty and maintenance requirements.