Power Transfer

Single-Phase Transfer Switch 110V/220V 63A/125A

Walax high-sensitivity single-phase dual-power transfer switch for 110V and 220V systems, rated 63A to 125A. Fast, reliable changeover for residential and telecom installations where supply stability is critical.

110V & 220V Rated

Dual-voltage design covers both 110V (Americas) and 220V (Asia/Africa) single-phase markets.

High-Sensitivity Sensing

Precise adjustable thresholds transfer quickly on voltage dip while ignoring harmless flicker.

63A–125A Range

One family spans light residential through heavy single-phase telecom and commercial loads.

Specifications

Technical Specifications

Standard ratings listed below – custom configurations available on request. Contact our engineers to confirm parameters for your market.

Standard	IEC 60947-6-1 · CE
Rated current (In)	63A / 100A / 125A
Poles	2P (single-phase L+N)
Rated voltage	AC 110V / 220V (50/60Hz)
Transfer type	Dual power (high sensitivity)
Operating mode	Auto / Manual
Sensitivity	Adjustable voltage threshold
Mechanical interlock	Built-in
Electrical life	≥ 6,000 operations
Mechanical life	≥ 10,000 operations
Mounting	35mm DIN rail / panel
Ambient temperature	-5°C to +40°C

Applications

Where These Switches Ship

Single-phase backup for homes, telecom equipment rooms and light commercial premises on 110V or 220V supplies. The high-sensitivity sensing suits installations with unstable grid voltage.

FAQ