Schneider 18642 Acti9 NG125N Miniature circuit breaker 3P C100A 25kA
Schneider Electric 18642 — Acti 9 NG125 miniature circuit breaker (MCB): IP20 (IEC 60529), 35 mm symmetrical DIN rail, click-on system mounting, -30 to 70°C operating range.
The Schneider Electric 18642 is a miniature circuit breaker (MCB) from the Acti 9 NG125 range. Published specifications for this part number include 3P, curve C, IP20 (IEC 60529), 35 mm symmetrical DIN rail, click-on system mounting, -30 to 70°C operating range, built to EN/IEC 60947-2. Further catalogue data covers breaking capacity [icu], connection terminals, dimensions (w x h x d), network type, overcurrent protection limit, rated current [in], rated impulse withstand voltage [uimp], rated insulation voltage [ui]. KKM Solutions sources Schneider Electric components to order. Request a quote from KKM Solutions for current pricing, lead time and availability.
| Breaking capacity [Icu] | 50 kA at 220-240 V AC; 25 kA at 380-415 V AC; 20 kA at 440 V AC / up to 375 V DC; 10 kA at 500 V AC |
|---|---|
| Connection terminals | Tunnel type, 16-70 mm² rigid / 10-50 mm² flexible |
| Device code | NG125N |
| Dimensions (W x H x D) | 81 x 103 x 81 mm |
| IP Rating | IP20 (IEC 60529) |
| Mounting | 35 mm symmetrical DIN rail, click-on system |
| Network type | AC / DC |
| Operating Temperature | -30 to 70°C |
| Overcurrent protection limit | 8 x In |
| Poles | 3P |
| Rated current In | 100 A at 40°C |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Rated insulation voltage (Ui) | 690 V AC |
| Rated voltage (Ue) | 220-240 / 380-415 / 440 / 500 V AC; up to 375 V DC |
| Series | Acti 9 NG125 |
| Source stock status | In stock at source |
| Standard | EN/IEC 60947-2 |
| Tightening torque | 6 N.m |
| Tripping curve | C |
Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does 18642 cost?
18642 is listed at CA$206.16 (CAD) and can be ordered directly from this page with Add to Cart. That figure is a reference price and can change: your card is authorized at checkout and charged only once our order desk confirms the part and final price, and we email you first if anything has moved. Larger quantities or custom terms — email [email protected] for a volume quote.
Who manufactures the 18642?
18642 is a Schneider Electric part. KKM Solutions sources Schneider Electric components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
Is 18642 discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for 18642 — check Schneider Electric's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.
What are the key specifications of 18642?
Key specifications include Breaking capacity [Icu]: 50 kA at 220-240 V AC; 25 kA at 380-415 V AC; 20 kA at 440 V AC / up to 375 V DC; 10 kA at 500 V AC; Connection terminals: Tunnel type, 16-70 mm² rigid / 10-50 mm² flexible; Device code: NG125N; Dimensions (W x H x D): 81 x 103 x 81 mm. The full specification table on this page lists every published attribute for this part.
How quickly can 18642 ship?
In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
Variants & Related Part Numbers
Other Schneider Electric part numbers in this family:
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