AllansonService Replacement Transformers
Allanson Ferromagnetic Service Replacement Transformer
53 sizes & variants — select below · Hv Terminal: 6 options · Junction Box: 2 options · Input Voltage: 2 options · Input Frequency: 2 options
Allanson’s Double Pole ferromagnetic transformers are designed for constant duty and provide the most reliable ignition source for commercial, residential and industrial oil applications.
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From the manufacturer's datasheet
AllansonRated Operating Input Voltage
120 V
Operating Input Voltage Range
108-132 V
Input Supply Frequency
60 Hz
Primary Voltage - Amperes (VA)
250 VA
Secondary Short Circuit Current
23 mA
Storage Temperature
-40 to +80 °C
Operating Temperature
-30 to +40 °C
Operating Relative Humidity
90 %
Features
- Designed for constant duty
- Provides reliable ignition source for commercial and/or industrial oil applications
- Double pole, mid point ground model
- Loading air gap 1/8 - 3/16 inches
Typical applications
Commercial oil applicationsIndustrial oil applications
Select a size
Showing 53 / 53 variants — scroll the table for more
| Part No (MPN)421BT104 | 3G SKU3G-OTH-03318 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)444BT104 | 3G SKU3G-OTH-03319 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)444BT299 | 3G SKU3G-OTH-03320 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)444BT384 | 3G SKU3G-OTH-03321 | Hv Terminal5 Position Adaptability | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)911-095 | 3G SKU3G-OTH-03322 | Hv TerminalBuss Bar Clips | Junction BoxEXTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911104E | 3G SKU3G-OTH-03323 | Hv TerminalBuss Bar Clips | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-254A | 3G SKU3G-OTH-03324 | Hv TerminalZinc Plated Button | Junction Box— | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-331 | 3G SKU3G-OTH-03325 | Hv TerminalZinc Plated Button | Junction Box— | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-340 | 3G SKU3G-OTH-03326 | Hv TerminalRajah Connector | Junction BoxEXTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-430 | 3G SKU3G-OTH-03327 | Hv TerminalZinc Plated Button | Junction Box— | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-557 | 3G SKU3G-OTH-03328 | Hv TerminalBuss Bar Clips | Junction BoxEXTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-659 | 3G SKU3G-OTH-03329 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-661 | 3G SKU3G-OTH-03330 | Hv TerminalRajah Connector | Junction Box— | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-663 | 3G SKU3G-OTH-03331 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911-664 | 3G SKU3G-OTH-03332 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT104 | 3G SKU3G-OTH-03333 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT290 | 3G SKU3G-OTH-03334 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT299 | 3G SKU3G-OTH-03335 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT332 | 3G SKU3G-OTH-03336 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT384 | 3G SKU3G-OTH-03337 | Hv Terminal5 Position Adaptability | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT387 | 3G SKU3G-OTH-03338 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)911BT636 | 3G SKU3G-OTH-03339 | Hv Terminal6 Position Adaptability | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)912-095 | 3G SKU3G-OTH-03340 | Hv TerminalBuss Bar Clips | Junction BoxEXTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912104E | 3G SKU3G-OTH-03341 | Hv TerminalBuss Bar Clips | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-254A | 3G SKU3G-OTH-03342 | Hv TerminalZinc Plated Button | Junction Box— | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-331 | 3G SKU3G-OTH-03343 | Hv TerminalZinc Plated Button | Junction Box— | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-340 | 3G SKU3G-OTH-03344 | Hv TerminalRajah Connector | Junction BoxEXTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-430 | 3G SKU3G-OTH-03345 | Hv TerminalZinc Plated Button | Junction Box— | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-557 | 3G SKU3G-OTH-03346 | Hv TerminalBuss Bar Clips | Junction BoxEXTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912655G | 3G SKU3G-OTH-03347 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-661 | 3G SKU3G-OTH-03348 | Hv TerminalRajah Connector | Junction Box— | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-663 | 3G SKU3G-OTH-03349 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912-664 | 3G SKU3G-OTH-03350 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)912BT104 | 3G SKU3G-OTH-03351 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912BT290 | 3G SKU3G-OTH-03352 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912BT299 | 3G SKU3G-OTH-03353 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912BT332 | 3G SKU3G-OTH-03354 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912BT384 | 3G SKU3G-OTH-03355 | Hv Terminal5 Position Adaptability | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912BT387 | 3G SKU3G-OTH-03356 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)912BT636 | 3G SKU3G-OTH-03357 | Hv Terminal6 Position Adaptability | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz | |
| Part No (MPN)421-655 | 3G SKU3G-OTH-03358 | Hv TerminalRajah Connector | Junction Box— | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)421BT290 | 3G SKU3G-OTH-03360 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)421BT299 | 3G SKU3G-OTH-03361 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)421BT332 | 3G SKU3G-OTH-03362 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)421BT384 | 3G SKU3G-OTH-03363 | Hv Terminal5 Position Adaptability | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)421BT387 | 3G SKU3G-OTH-03364 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)421BT636 | 3G SKU3G-OTH-03365 | Hv Terminal6 Position Adaptability | Junction BoxINTERNAL | Input Voltage120V | Input Frequency60Hz | |
| Part No (MPN)444BT290 | 3G SKU3G-OTH-03366 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)444BT332 | 3G SKU3G-OTH-03367 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)444BT387 | 3G SKU3G-OTH-03368 | Hv TerminalThumb Screw | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)444BT636 | 3G SKU3G-OTH-03369 | Hv Terminal6 Position Adaptability | Junction BoxINTERNAL | Input Voltage240V | Input Frequency60Hz | |
| Part No (MPN)911655G | 3G SKU3G-OTH-03370 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage240V | Input Frequency50Hz | |
| Part No (MPN)912-659 | 3G SKU3G-OTH-03372 | Hv TerminalRajah Connector | Junction BoxINTERNAL | Input Voltage120V | Input Frequency50Hz |
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Frequently Asked Questions
What is the rated operating input voltage?
120 V
What is the secondary short circuit current?
23 mA
What is the operating temperature range?
-30 to +40 °C
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3G Electric supplies Allanson service replacement transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
