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SpeedFax

Siemens SpeedFax

The Siemens SpeedFax series is a series of panelboards and circuit breakers. This series includes both lighting and distribution panels. Some SpeedFax panels can be converted from top-feed to bottom-feed panels, or vice versa. Some support a wide range of fuses. The SpeedFax series also includes cables. The circuit breakers available in the SpeedFax series include branch circuit breakers that provide branch circuit protection. Other available circuit breakers include electronic circuit breakers with 1 pole or 2 poles. The SpeedFax series also includes spare parts, such as neutral kits, breaker mounting kits, and lug kits.

Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Browse SpeedFax

Browse available units in our catalog of SpeedFax.

B325HH

This breaker has a thermal magnetic trip type, offering reliable protection against overloads and short circuits. The rated current is 25 A, and it is built on a BL frame, ensuring solid construction.

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5.0

B340HH00S01

This circuit breaker features a trip mechanism based on thermal and magnetic principles, offering effective overload protection. The interrupt rating is 65 kA at 240 volts, ensuring dependable perform

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5.0

BQ3B015

This molded case circuit breaker is equipped with long-time and instantaneous trip functions, ensuring robust fault protection. Designed for bolt-on mounting, it is compatible with wire sizes ranging

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5.0

BQ3B025

As a three-pole circuit breaker, the BQ3B025 utilizes a thermal-magnetic trip mechanism for effective operation. It supports a connection method of bolt-on and is rated for a short circuit capacity of

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5.0

MBKQR1A

This mounting kit is constructed with a QR frame type and operates effectively within a temperature range up to 40°C. It supports a maximum operating frequency of 60 Hz and a minimum of 50 Hz, ensurin

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5.0

SE6

This power panel maintains performance in humidity levels up to 80% without condensation and can be installed at altitudes reaching 1000 meters above sea level. Its operational temperature range spans

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5.0

SE6D

This breaker mounting kit features a twin mount configuration and an interrupt rating of 65 KA. Constructed from copper, it ensures robust performance while offering reliable operation conditions in s

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5.0

W60992

This neutral kit includes two pieces and is compatible with various NEMA-rated enclosures such as NEMA 1, 3R, 5, 12, and 12K. It allows for a system configuration of 2 hot wires and 1 neutral. Constru

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