Wago 770-1745

3-way distribution connector; 5-pole; Cod. B; 1 input; 3 outputs; light green

MPN
770-1745
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What is the Wago 770-1745?

Distribution connector WINSTA ® MIDI with protection against mismating

For power and signal transmission: The WINSTA ® MIDI distribution connector rated current 25 A. Our pluggable installation connectors with spring pressure connection technology function without screw connections. They allow resource-efficient, error-free installation in numerous possible uses. The coding options reduce installation errors, allowing fast, secure wiring of all components. The pluggable installation connector is protected in accordance with protection type IP20 (When mated: IP2xC (These compact connectors are not designed for use in open, easily accessible areas!)). This means that users' fingers will never come into contact with energised contact elements. Pluggable installation connectors with B coding from the WINSTA ® MIDI line are available in pink, light green, or gray, allowing you to distinguish different circuits, for example for light, pumps or, sun blinds. Usage-specific pole marking is possible in addition. This pluggable installation connector can be used for electrical currents up to 25 A. Thus the product is also suitable for high power loads. The WINSTA ® MIDI Pluggable Connection System with Push-in CAGE CLAMP® spring pressure connection technology facilitates precise electrification. Thanks to the integrated test slot, connections can be checked even when they are plugged in. This saves time, labor, and money.

Push-in CAGE CLAMP® spring pressure connection technology – pluggable installation instead of laborious screw connections!

The WINSTA® Pluggable Connection System allows pluggable electrical installation. This significantly reduces the need for servicing and lowers costs. Choose quality and durability – with protection against mismating from WAGO makes the electrical installation of electrical components noticeably easier.

protection against mismating eliminates errors

pre-assembled versions

with B coding for controllers, for example lighting fixtures and sun blinds

custom-engineered solutions

convenient installation and commissioning

Specifications

Notes

Variants:Other pole markings, Other versions (or variants) can be requested from WAGO Sales or configured at https://configurator.wago.com/.

Electrical data - Ratings per IEC/EN

Ratings perIEC/EN 60664-1
Nominal voltage (III/3)400 V
Rated impulse withstand voltage (III / 3)6 kV
Rated current25 A
Legend (ratings)(III / 3) ≙ Overvoltage category III / Pollution degree 3
Ratings perIEC/EN 60664-1 / IEC/EN 60664-1 / IEC/EN 60664-1
Overvoltage categoryIII / III / II
Pollution degree3 / 2 / 2
Nominal voltage400 V
Rated impulse withstand voltage6 kV
Rated current25 A

Electrical data - Ratings per IEC/EN – Notes

Rated current (note)25 A for 3-pole load20 A for 4- and 5-pole load

Electrical data - Ratings per UL 1977

Note for the US marketSome versions may also be used for current interruption in accordance with the UL certificate in select applications with currents below 16 A and voltages up to 600 V. For further information, please contact your local sales office.
Rated voltage (UL 1977)600 V
Rated current UL 197723 A
Approvals perUL 1977
Rated voltage600 V
Rated current23 A

Electrical data - General information

Note on contact resistanceapprox. 1 mΩ of contact resistance approx. 0.25 mΩ contact transition plug/socket

Connection data

Total number of potentials5

Connection data - Connection 1

Pole number5

Physical data

Pin spacing10 mm / 0.394 inches
Width50 mm / 1.969 inches
Height36.7 mm / 1.445 inches
Depth46 mm / 1.811 inches

Mechanical data

UseControl technology
CodingB
Marking1 2 3 4 5
Potential marking1 2 3 4 5
Mating force of a plug-in connectionapprox. 20 … 70 N (depending on pole number)
Retention force of a plug-in connectionWhen locked: > 80 N
Unmating force of a plug-in connectionUnlocked: approx. 20 … 70 N (depending on pole number)
Number of mating cycles200, without resistive load
Type of distribution boxDistribution connector, 3-way
Protection typeIP20; When mated: IP2xC (These compact connectors are not designed for use in open, easily accessible areas!)

Plug-in connection

Contact type (pluggable connector)Socket/plug
Mismating protectionYes
Note on mismating protectionAll WINSTA® components are 100% protected against mismating when:a.) plugging different numbers of polesb.) plugging while rotated 180 c.) plugging while laterally staggeredd.) plugging one pole
Locking leveryes
Locking of plug-in connectionlocking lever
Note on locking systemAll connectors for mounted installations (snap-in versions for lighting fixtures or devices, all types of PCB and distribution connectors) are factory-equipped with locking levers to ensure plugs and sockets are securely locked. Additional locking levers are only required for flying leads (plug/socket).
Number of locking levers4

Material data

Note (material data)Information on material specifications can be found here
Colorlight green
Insulation material (main housing)Polyamide (PA66)
Flammability class per UL94V0
Contact materialCopper or copper alloy; surface-treated
Contact platingTin
Fire load0.772 MJ
Weight44.3 g

Environmental requirements

Processing temperature-5 … +40 °C
Continuous operating temperature-35 … +85 °C
Note on continuous operating temperatureInsulating parts for temperatures ≤ 105 °C

Commercial data

Product Group20 (Winsta)
PU (SPU)25 pcs
Packaging typebox
Country of originDE
GTIN4050821687696
Customs tariff number85366990990

Product Classification

UNSPSC39121406
eCl@ss 10.027-44-06-03
eCl@ss 9.027-44-06-03
ETIM 9.0EC002567
ETIM 10.0EC002567
ECCNNO US CLASSIFICATION

Environmental Product Compliance

RoHS Compliance StatusCompliant,No Exemption

770-1745: frequently asked questions

When can 770-1745 be shipped?

770-1745 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 770-1745 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 770-1745 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 770-1745, subject to availability and destination.

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Wago 770-1745Price and lead time confirmed within 1 business day
Request a Quote