Sundström SR 500 Fan

SR 500 Filter Fan with Standard Coil 

The fan’s lightweight, ergonomic design and the strap ensure a high level of comfort.

Easy operation with just one button. Two airflow settings, +175 and +240 l/min, to ensure a high level of protection. These values are maintained constantly throughout operation by the fan’s automatic flow control.

Operating time with a standard 14.8 V, 2.2 Ah battery is between 4 and 7 hours.

Automatic flow control compensates for clogged filters. Self-calibrates based on the selected facepiece and filter.

Unique alarm system with vibration, audible, and visual signals in case of airflow obstruction, clogged filters, or low battery level.

Ball-bearing fan motor with a balanced fan impeller, ensuring smooth operation and long runtime.

EMC-approved electronics that emit minimal electromagnetic radiation and are not affected by electromagnetic fields.

Removable, smart lithium-ion battery for fast charging and no negative memory effects.

Easy to clean and can be rinsed with water.

Supplied as follows:

- Fan

- Standard battery: 14.8 V, 2.2 Ah. Charging time: approx. 1.5 hours.

- Belt

- Filter adapters, 2 pcs.

- P3 particle filters, 2 pcs

- Pre-filters, 5 pcs

- Prefilter holder, 2 pcs

- Flow meter

- Battery charger

- User manual

Complies with EN 12941:1998 and EN 12942:1998. IP 67.

Note: Information regarding the hose:

The hose is not included; it is supplied with the various facepieces. Exception: the hose for the SR 200 full-face mask, which must be ordered separately.

Battery and charger

Battery capacity and charging time are critical to how well the fan will perform in practice.

Lithium-ion batteries with no negative memory effect, fast-charging, and with only 1% self-discharge per month. Well-protected, gold-plated contact surfaces to prevent oxidation and operational disruptions.

Automatic 3-stage charger with clear LEDs that indicate the battery’s charge level.