Technical Specification Confirmation
PROCUREMENT & SUPPLY DECISION RECORD
Ref: ACG-SPEC-MQEM90BF  ·  Generated: 15 Jun 2026
ACG AgaCanGroup
sales@agacaninvestment.com
agacangroup.com
TE Connectivity Toggle Switch, Panel Mount, On-(On), SPDT, Wire Lug Terminal, 125 V ac, 28V dc
TE Connectivity
TE Connectivity Toggle Switch, Panel Mount, On-(On), SPDT, Wire Lug Terminal, 125 V ac, 28V dc
Part No.
1-1437558-4
Procurement Intelligence
TE Connectivity toggle switch from the standard industrial panel-mount series. This is a momentary-on SPDT (single-pole, double-throw) switch with wire lug terminals designed for low-voltage DC and AC control circuits. Critical verification: confirm panel cutout diameter (0.256 in) matches installation hole specifications to prevent mounting failures.
Low-voltage DC control circuits
Before ordering — verify:
☐ Wire lug terminal compatibility
☐ 4A current adequacy
☐ Mechanical life cycles
Technical Specifications
Contact ConfigurationSPDT
Switch OperationOn-(On)
Contact Current Rating4 A @ 28 V dc
Mounting TypePanel Mount
Terminal TypeWire Lug
Panel Cut Out Diameter0.256in
Actuator Length10.4mm
Actuator MaterialPhenol Resin
Voltage Rating125 V ac, 28V dc
Panel Cut Out Size0.256in
Contact Resistance10mΩ
Contact MaterialSilver Clad Copper Alloy
Mechanical Life40000Cycles
Minimum Operating Temperature-20°C
Operating Temperature Range-20 → +85°C
Maximum Operating Temperature+85°C
ACG Industrial & Infrastructure Solutions
Kampala, Uganda  ·  Malatya, Turkey
http://agacangroup.com/product/electrical-items/switches/toggle-switches-slide-switches/toggle-switches/te-connectivity-toggle-switch-panel-mount-on-on-spdt-wire-lug-terminal-125-v-ac-28v-dc?mal=66183fa30f45bcae58b8215d
This document confirms the above specification is available in the ACG Industrial catalogue. Pricing and availability on request. Forward to your procurement team to initiate an RFQ.