Eaton 278486 PKZM0-12 PKZM Manual Motor Starter 8-12A 5.5kW
Eaton 278486 — motor protection circuit breaker: -25 °C to 55 °C (open), -25 °C to 40 °C (enclosed) operating range, dimensions (W x H x D) 45 x 93 x 76 mm, heat dissipation 6.64 W.
The Eaton 278486 is a motor protection circuit breaker. Published specifications for this part number include 3 poles, -25 °C to 55 °C (open), -25 °C to 40 °C (enclosed) operating range, certified IEC/EN 60947-4-1, UL 60947-4-1, CSA-C22.2 No. 60947-4-1-14, VDE 0660, CE, dimensions (W x H x D) 45 x 93 x 76 mm, heat dissipation 6.64 W. Further catalogue data covers actuator type, mechanical lifespan, operating frequency, pollution degree, short-circuit release, storage temperature, thermal release adjustment range, tripping class. KKM Solutions sources Eaton components to order. Request a quote from KKM Solutions for current pricing, lead time and availability.
| Actuator type | Turn button |
|---|---|
| Ambient operating temperature | -25 °C to 55 °C (open), -25 °C to 40 °C (enclosed) |
| Certifications | IEC/EN 60947-4-1, UL 60947-4-1, CSA-C22.2 No. 60947-4-1-14, VDE 0660, CE |
| Dimensions (W x H x D) | 45 x 93 x 76 mm |
| Heat dissipation | 6.64 W |
| Mechanical lifespan | 100,000 operations (main conducting paths) |
| Operating frequency | 40 operations/h |
| Poles | 3 |
| Pollution degree | 3 |
| Short-circuit release | 186 A |
| Source stock status | In stock at source |
| Storage Temperature | -40 °C to 80 °C |
| Thermal release adjustment range | 8-12 A |
| Tripping class | 10 A |
Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does 278486 cost?
278486 is listed at CA$56.99 (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 278486?
278486 is a Eaton part. KKM Solutions sources Eaton components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
Is 278486 discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for 278486 — check Eaton's own product page for whether it is current, superseded, or end-of-life.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 278486?
Key specifications include Actuator type: Turn button; Ambient operating temperature: -25 °C to 55 °C (open), -25 °C to 40 °C (enclosed); Certifications: IEC/EN 60947-4-1, UL 60947-4-1, CSA-C22.2 No. 60947-4-1-14, VDE 0660, CE; Dimensions (W x H x D): 45 x 93 x 76 mm. The full specification table on this page lists every published attribute for this part.
How quickly can 278486 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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