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0755-82798135Power Transformers
Power Transformers
Power Transformers are electromagnetic components used to convert voltage levels, transfer electrical energy and provide isolation in power supply and electronic systems. They are widely used in AC-DC power supplies, industrial control equipment, automation systems, consumer electronics, medical devices, lighting systems, communication equipment and embedded applications.
This category includes step-down transformers, step-up transformers, isolation transformers, PCB power transformers, chassis mount transformers, toroidal transformers, control transformers and related magnetic components. These products are commonly selected based on input voltage, output voltage, power rating, frequency, insulation rating, mounting type, package style, safety approvals and application requirements.
TomatoElec supplies original Power Transformers from recognized manufacturers such as Hammond Manufacturing, Triad Magnetics, Würth Elektronik, Pulse Electronics, Bourns, TDK, Murata, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Type | Voltage - Primary | Voltage - Secondary (Full Load) | Current - Output (Max) | Primary Winding(s) | Secondary Winding(s) | Center Tap | Power - Max | Mounting Type | Termination Style | Size / Dimension | Height - Seated (Max) | Voltage - Isolation | Weight |
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4000-04C02K999PWR XFMR LAMINATED 20VA CHAS MT |
0 | - |
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Datasheet |
4000, Products Unlimited | Box | Obsolete | Laminated Core | 480V | 24V | - | Single | Single | No | 20VA | Chassis Mount | Wire Leads | 82.55mm L x 44.07mm W | 47.75mm | - | 0.89 lb (403.7 g) |
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4000-51J15K999PWR XFMR LAMINATED 75VA CHAS MT |
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Datasheet |
4000, Products Unlimited | Box | Active | Laminated Core | 380V, 415V | 24V | - | Single | Single | No | 75VA | Chassis Mount | Wire Leads | 101.60mm L x 63.50mm W | - | - | 2.4 lbs (1.1 kg) |
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030-7884.0PWR XFMR 115VAC 15VAC .153A |
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- | - | Obsolete | - | - | - | - | - | Single, Multiple Taps | - | - | - | - | - | - | - | - |
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4001-09W15AE777PWR XFMR RELAY |
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* | Box | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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A41-25-36A37PWR XFMR LAMINATED 25VA CHAS MT |
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Datasheet |
International High Power | Bulk | Active | Laminated Core | 115V, 230V | Parallel 18V, Series 36V | Parallel 1.4A, Series 700mA | Dual | Dual | No | 25VA | Chassis Mount | Solder, Quick Connect | 71.42mm L x 58.72mm W | 47.63mm | - | 1.3 lbs (589.7 g) |
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DST6-56B36PWR XFMR LAMINATED 20VA TH |
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Datasheet |
Split Bobbin Plug-In | Bulk | Active | Laminated Core | 115V, 230V | Parallel 28V, Series 56V | Parallel 700mA, Series 350mA | Dual | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.24mm W | 36.58mm | 2500Vrms | 0.8 lb (362.87 g) |
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DST6-16B12PWR XFMR LAMINATED 20VA TH |
0 | - |
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Datasheet |
Split Bobbin Plug-In | Bulk | Active | Laminated Core | 115V, 230V | Parallel 8V, Series 16V | Parallel 2.5A, Series 1.25A | Dual | Dual | No | 20VA | Through Hole | PC Pin | 57.15mm L x 47.24mm W | 36.58mm | 2500Vrms | 0.8 lb (362.87 g) |
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14A-10-20B21PWR XFMR LAMINATED 10VA TH |
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Datasheet |
International PC Plug-In | Bulk | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 1A, Series 500mA | Dual | Single, Multiple Taps | No | 10VA | Through Hole | PC Pin | 47.63mm L x 39.67mm W | 34.93mm | - | 0.53 lb (240.4 g) |
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A41-25-20A19PWR XFMR LAMINATED 25VA CHAS MT |
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Datasheet |
International High Power | Bulk | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 2.5A, Series 1.25A | Dual | Dual | No | 25VA | Chassis Mount | Solder, Quick Connect | 71.42mm L x 58.72mm W | 47.63mm | - | 1.3 lbs (589.7 g) |
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DP241-6-20A34PWR XFMR LAMINATED 30VA CHAS MT |
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Datasheet |
Chassis-Tran | Bulk | Active | Laminated Core | 115V, 230V | 20V | 1.5A | Dual | Single | Yes | 30VA | Chassis Mount | Solder, Quick Connect | 82.55mm L x 49.28mm W | 42.93mm | 2500Vrms | 1.1 lbs (499 g) |
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DP241-6-28A36PWR XFMR LAMINATED 30VA CHAS MT |
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Datasheet |
Chassis-Tran | Bulk | Active | Laminated Core | 115V, 230V | 28V | 1.1A | Dual | Single | Yes | 30VA | Chassis Mount | Solder, Quick Connect | 82.55mm L x 49.28mm W | 42.93mm | 2500Vrms | 1.1 lbs (499 g) |
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LP18-325B106PWR XFMR SEMI-TORO 6VA TH |
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Datasheet |
Low Profile Plug-In | Bulk | Active | Semi-Toroidal | - | Parallel 9V, Series 18V | Parallel 650mA, Series 325mA | Dual | Dual | No | 6VA | Through Hole | PC Pin | 47.63mm L x 39.67mm W | 21.59mm | 1500Vrms | 0.438 lb (198.67 g) |
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DST7-12B52PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Bobbin Plug-In | Bulk | Active | Laminated Core | 115V, 230V | Parallel 6.3V, Series 12.6V | Parallel 5.7A, Series 2.85A | Dual | Dual | No | 36VA | Through Hole | PC Pin | 66.80mm L x 55.63mm W | 39.62mm | 2500Vrms | 1.1 lbs (499 g) |
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DST7-10B51PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Bobbin Plug-In | Bulk | Active | Laminated Core | 115V, 230V | Parallel 5V, Series 10V | Parallel 7.2A, Series 3.6A | Dual | Dual | No | 36VA | Through Hole | PC Pin | 66.80mm L x 55.63mm W | 39.62mm | 2500Vrms | 1.1 lbs (499 g) |
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DST7-24B55PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Bobbin Plug-In | Bulk | Obsolete | Laminated Core | 115V, 230V | Parallel 12V, Series 24V | Parallel 3A, Series 1.5A | Dual | Dual | No | 36VA | Through Hole | PC Pin | 66.80mm L x 55.63mm W | 39.62mm | 2500Vrms | 1.1 lbs (499 g) |
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DST7-120B60PWR XFMR LAMINATED 36VA TH |
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Datasheet |
Split Bobbin Plug-In | Bulk | Active | Laminated Core | 115V, 230V | Parallel 60V, Series 120V | Parallel 600mA, Series 300mA | Dual | Dual | No | 36VA | Through Hole | PC Pin | 66.80mm L x 55.63mm W | 39.62mm | 2500Vrms | 1.1 lbs (499 g) |
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A41-43-20A20PWR XFMR LAMINATED 43VA CHAS MT |
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Datasheet |
International High Power | Bulk | Active | Laminated Core | 115V, 230V | Parallel 10V, Series 20V | Parallel 4.4A, Series 2.2A | Dual | Dual | No | 43VA | Chassis Mount | Solder, Quick Connect | 79.38mm L x 68.25mm W | 52.37mm | - | 1.6 lbs (725.7 g) |
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241-8-10A51PWR XFMR LAMINATED 100VA CHAS MT |
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Datasheet |
Chassis-Tran | Bulk | Active | Laminated Core | 115V | 10V | 10A | Single | Single | Yes | 100VA | Chassis Mount | Solder, Quick Connect | 102.36mm L x 65.02mm W | 57.15mm | 2500Vrms | 2.8 lbs (1.3 kg) |
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241-8-120A60PWR XFMR LAMINATED 100VA CHAS MT |
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Datasheet |
Chassis-Tran | Bulk | Active | Laminated Core | 115V | 120V | 850mA | Single | Single | Yes | 100VA | Chassis Mount | Solder, Quick Connect | 102.36mm L x 65.02mm W | 57.15mm | 2500Vrms | 2.8 lbs (1.3 kg) |
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241-8-28A56PWR XFMR LAMINATED 100VA CHAS MT |
0 | - |
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Datasheet |
Chassis-Tran | Bulk | Active | Laminated Core | 115V | 28V | 3.6A | Single | Single | Yes | 100VA | Chassis Mount | Solder, Quick Connect | 102.36mm L x 65.02mm W | 57.15mm | 2500Vrms | 2.8 lbs (1.3 kg) |

