Schneider 18840 Miniature Circuit Breaker (MCB), Acti9 NG125L, 2P D16A 50kA
Schneider Electric 18840 — Acti9 NG125 miniature circuit breaker (MCB): Clip-on, 35mm symmetrical DIN rail mounting, 2P, -30 to 70°C operating range.
The Schneider Electric 18840 is a miniature circuit breaker (MCB) from the Acti9 NG125 range. Published specifications for this part number include 2P, curve D, utilisation category Category A, Clip-on, 35mm symmetrical DIN rail mounting, -30 to 70°C operating range, width 54mm, built to EN/IEC 60947-2. Further catalogue data covers application, breaking capacity [icu], connection terminals, depth, device short name, electrical durability, height, ik protection. KKM Solutions sources Schneider Electric components to order. Request a quote from KKM Solutions for current pricing, lead time and availability.
| Application | Distribution |
|---|---|
| Breaking capacity [Icu] | 100kA at 220-240V AC - 50kA at 380-415V AC - 40kA at 440V AC - 15kA at 500V AC - 36kA at 250V DC (EN/IEC 60947-2) |
| Connection terminals | Tunnel type, 1.5-50mm² rigid / 1-35mm² flexible |
| Depth | 81mm |
| Device short name | NG125L |
| Electrical durability | 10000 cycles |
| Height | 103mm mm |
| IK protection | IK05 (EN/IEC 62262) |
| IP protection rating | IP20 (IEC 60529) |
| Magnetic tripping limit | 12 x In +/- 20% |
| Mechanical durability | 20000 cycles |
| Mounting | Clip-on, 35mm symmetrical DIN rail |
| Mounting position | Vertical |
| Network type | AC / DC |
| neutral position | Left |
| Number of poles | 2P |
| number of protected poles | 2 |
| Operating altitude | 2000m |
| Operating Temperature | -30 to 70°C |
| Pollution degree | 3 |
| Product type | Miniature circuit breaker (MCB) |
| Rated current In | 16A at 40°C |
| Rated impulse withstand voltage (Uimp) | 8kV |
| Rated insulation voltage (Ui) | 690V AC |
| Rated operational voltage (Ue) | 220-240V AC / 380-415V AC / 440V AC / 500V AC / 250V DC |
| Rated service breaking capacity (Ics) | 75kA at 220-240V AC - 37.5kA at 380-415V AC - 30kA at 440V AC - 11.25kA at 500V AC - 50kA at 250V DC |
| Series / range | Acti9 NG125 |
| Source stock status | In stock at source |
| Standard | EN/IEC 60947-2 |
| Storage Temperature | -40 to 70°C |
| Suitable for isolation | Yes |
| Tightening torque | 3.5 N.m |
| Trip unit technology | Thermal-magnetic |
| Tripping curve | D |
| Utilisation category | Category A |
| Width | 54mm mm |
| Wire stripping length | 20mm |
Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does 18840 cost?
18840 is listed at CA$164.99 (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 18840?
18840 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 18840 discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for 18840 — 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 18840?
Key specifications include Application: Distribution; Breaking capacity [Icu]: 100kA at 220-240V AC - 50kA at 380-415V AC - 40kA at 440V AC - 15kA at 500V AC - 36kA at 250V DC (EN/IEC 60947-2); Connection terminals: Tunnel type, 1.5-50mm² rigid / 1-35mm² flexible; Depth: 81mm. The full specification table on this page lists every published attribute for this part.
How quickly can 18840 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.
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