Schneider Electric 6440AXXSZS-AC90
MPN6440AXXSZS-AC90
Obsolete
Relay, SE Relays, solid state, SPST NO, 40A, 48V to 530V AC, 90V to 280V AC Uc, SCR AC zero cross, screw terminal
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Screw type | M3.5 M6 |
| Product type | Solid state relay |
| Contacts type and composition | NO |
| Voltage drop | <1.6 V on-state AC |
| Output voltage | 48...530 V AC |
| Maximum peak voltage | 800 V |
| Must release voltage | 10 V |
| Control circuit voltage | 90...280 V AC |
| Surge current | 625 A 16.6 ms |
| Holding current | 250 mA |
| Leakage current | 10 mA at off-state |
| Input current limits | 11 mA at 120 V AC typical 20 mA at 240 V AC |
All specifications
| Parameter | Value |
|---|---|
| Maximum output current | 40 A AC |
| Power factor | 1 with maximum load |
| Network number of phases | 1 phase |
| IP degree of protection | IP20 |
| Mounting support | Panel |
| Connections terminals | Input screw clamp terminal, 1 Output screw clamp terminals, 1 |
| Response time | 8.33 ms (turn-on) 8.33 ms (turn-off) |
| Depth | 2.3 in (58.4 mm) |
| Width | 1.9 in (47.1 mm) |
| Height | 1.4 in (35.3 mm) |
| Product weight | 3.05 oz (86.5 g) |
| DV (dt) | 500 V/µs off-state at maximum rated voltage |
| Range | Legacy |
| Category | US10CP221127 |
| Input impedance | 13000 Ohm |
| Switch function | SPST |
| Local signalling | 1 LED (green) for input status |
| Switching device | SCR output Zero voltage switching |
| Tightening torque | 10 lb.in for input 20 lb.in for output |
| Thermal resistance | 0.9 °C/W |
| Dielectric strength | 4000 V between input and ground 4000 V between output and ground 4000 V between input and output |
| Insulating resistance | 1 GΩ |
| Protection technology | Current limiter |
| Maximum i2t for fusing | 1250 A².s 8.3 ms |
| Ambient air temperature for storage | -40...257 °F (-40...125 °C) |
| Ambient air temperature for operation | -40...176 °F (-40...80 °C) |
MPN
6440AXXSZS-AC90