Federal Pioneer QMQB4836B 400A 600V Panel-Mount Fusible Switch

Federal Pioneer QMQB4836B 400A 600V Panel-Mount Fusible Switch

Part Number QMQB4836B
Amps 400
Pole 3
Volt 600
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Regular price $6,700.00 CAD
Sale price $6,700.00 CAD Regular price
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Federal Pioneer QMQB4836B 400A 600V Panel-Mount Fusible Switch

Federal Pioneer QMQB4836B 400A 600V Panel-Mount Fusible Switch

Regular price $6,700.00 CAD
Sale price $6,700.00 CAD Regular price
Unit price
Pricing & Lead Times
For discounted pricing and current lead times, please contact us at sales@ampstate.com.

Shipping

Worldwide Shipping

Secure Payment

Multiple payment methods accepted (credit card, e-transfer, corporate PO); all transactions encrypted.


Online Support

24 hours a day, 7 days a week

Real-Time Inventory

Live stock levels shown; automatic back-in-stock notifications available.

Product Details

The Federal Pioneer QMQB4836B is a single panel-mount fusible switch designed for compatible Federal Pioneer switchboards and electrical distribution equipment.

Rated 400A, 600V AC and 3-pole, this QMQB switch can be configured for compatible Class H, R, J or T fuses, depending on the installed fuse clips and rejection hardware. It is suitable for replacement, maintenance and retrofit applications involving existing Federal Pioneer QMQB switchboard systems.

Product Specifications

Manufacturer: Federal Pioneer
Part Number: QMQB4836B
Series: QMQB
Product Type: Single Panel-Mount Fusible Switch
Amp Rating: 400A
Voltage Rating: 600V AC
Poles: 3-Pole
Fuse Classes: H, R, J or T, depending on configuration
Condition: New or Tested/Refurbished
Warranty: One-Year Ampstate Warranty

Each unit is inspected and tested before shipment. Fuse clips, rejection hardware, labels, handles and cosmetic appearance may vary by manufacturing vintage and selected condition.

Contact Ampstate with your required fuse class, existing part number or switchboard photos to confirm compatibility before ordering.

  • 5 stars: 6 (60%)
  • 4 stars: 2 (20%)
  • 3 stars: 2 (20%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
J
Jacob Taylor
No issues after install

Used in a 600V application as specified. Performs as expected. Shipping was prompt and packaging protected the unit well.

M
Mike Cook
Solid panel mount switch

Doing its job in our main distribution panel. No complaints so far. Build quality appears better than some cheaper alternatives we've tried.

M
Maria Cook
Good quality replacement

Smooth operation and positive detent. Fuse clips hold securely. Good choice for panel mount applications.

G
Gabriel Walker
Meets our specs

Heavy duty feel, as expected for this class of equipment. Documentation was adequate and installation straightforward for our electrician.

D
Dennis Ross
Meets our specs

Quality product. We've had no nuisance trips or contact problems. Will continue to use this line.

S
Sandra Young
No issues after install

Needed a reliable 3-pole fusible switch for a panel upgrade. This one arrived on time and installed cleanly. Contacts look good and operation is positive.

S
Sharon Torres
No issues after install

Quality feels solid. Fuse holders are properly aligned and the switch throws cleanly. Would order again for other panels.

G
Gabriel Sanders
Quality industrial switch

Smooth operation and positive detent. Fuse clips hold securely. Good choice for panel mount applications.

K
Karen Campbell
Sturdy construction

Installed this fusible panel mount switch last month and it's been working without any issues. Solid construction and the handle action is smooth. Fits our existing panel perfectly.

B
Benjamin Cruz
Replaced older unit without problems

Used in a 600V application as specified. Performs as expected. Shipping was prompt and packaging protected the unit well.

FAQ

Frequently Asked Questions

Common questions about ordering, quoting, shipping, and supplying industrial electrical equipment from Ampstate.

What products does Ampstate supply?

Ampstate supplies MCC buckets, circuit breakers, bus plugs, disconnect switches, panelmount switches, transformers, switchgear, contactors, starters, overloads, relays, trip units, and other industrial electrical components.

How do I request a quote?

You can request a quote through our contact page or email sales@ampstate.com. Please include part numbers, photos, nameplate details, voltage, amperage, quantity, and required delivery date.

Can you help identify a part from photos?

Yes. Send clear photos of the nameplate, front view, side view, labels, mounting details, and inside view if available. Our team can help identify or match the required electrical equipment.

Do you supply new, used, or refurbished equipment?

Depending on availability and the customer requirement, Ampstate may offer new, surplus, used, tested, or refurbished equipment. The condition will be clearly stated on the quote.

Do you ship outside Canada?

Yes. Ampstate supports customers across Canada, the United States, and worldwide. Shipping options depend on item size, weight, destination, and urgency.

Can you supply custom MCC buckets?

Yes. Ampstate can support custom MCC bucket requirements, including feeder buckets, starter buckets, VFD buckets, soft starter buckets, and replacement units. Photos, dimensions, and existing MCC details help us quote accurately.

What information should I send for an MCC bucket quote?

Please send the MCC manufacturer, series, bucket size, voltage, amperage, starter type, breaker or fuse requirement, control voltage, door layout, photos, and any drawings or existing part numbers.

Do you provide warranty?

Warranty depends on the product type and condition. Warranty terms will be listed on the quote or invoice before purchase.

Still have a question? Send us your part number, photos, or project details and we will review your request.
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