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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.

BQ3B090

This circuit breaker is designed with three poles and utilizes a BQ frame for enhanced stability. It supports bolt-on connections for easy installation while featuring a toggle actuator for user contr

In Stock Ships Today
5.0

MBK125

Designed for 1-phase systems, the MBK125 features two poles and has an interrupt rating of 22 kA for effective overcurrent protection. Its rated frequency is 60 Hz, and it is constructed from durable

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5.0

B2125H

Featuring two poles, the B2125H includes a high interrupting capacity rated at 22 kA for 240 volts AC applications. This breaker is compatible with a wire size range from 4 to 300 kcmil and offers ess

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5.0

B26000S01

This molded case circuit breaker features a thermal magnetic trip type, ensuring reliable protection against overcurrents. With an interrupt rating of 10 kA at 240 VAC, it is suited for various indust

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5.0

B32000S07

This circuit breaker consists of three poles and supports a control voltage of 24 VAC. The AIC rating is 10 kA at 240 volts. It accommodates bolt-on mounting and operates effectively at a frequency of

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5.0

B325H

This circuit breaker is equipped with three poles and features a thermal magnetic trip unit designed for overcurrent protection. It supports an interrupt rating of 22 kA and operates effectively withi

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5.0

BQ3B040H

This circuit breaker includes three poles and supports a thermal magnetic trip type for effective overload and short-circuit protection. Connections are made via lug termination with a bolt-on configu

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5.0

BQ3B050

Built for load connections via lugs, this circuit breaker can handle an interrupting rating of 10 kAIC at 240 VAC. It features a thermal magnetic protection system and utilizes a toggle actuator. The

In Stock Ships Today
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

B39000S01

This device features a three-pole configuration and utilizes a BL frame type for structural integrity. It is engineered to operate within specified temperature limits, ranging from 0°C to 40°C for bot

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5.0
Showing 101-110 of 118 results