Autotransformers – Mouser Hong Kong

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Step Down Auto Transformers

Signal Transformer / Bel Step Down Auto Transformers offers users the capability of adapting voltages for worldwide applications. The transformers feature a power from 100VA to 2000VA and voltages of 230V to 115V or 115V to 230V, 50/60Hz. Signal Transformer / Bel Step Down Auto Transformers can be rack or chassis mounted and easily modified for DIN rail and feature 8" leads.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Mounting Style	Length	Width	Height
Autotransformers TRANSFORMER STEP DOWN AUTO OF 110-0F Bel Signal Transformer 1: HK$316.06 71In Stock	Mfr. Part No. 110-0F Mouser Part No 530-110-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	71In Stock	HK$316.06 HK$302.91 HK$293.37 HK$254.66 View HK$245.61 Quote	Min.: 1 Mult.: 1	100 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	50.8 mm	57.2 mm	49.2 mm
Autotransformers Step Down Auto Transformer 110 Bel Signal Transformer 1: HK$516.22 19In Stock	Mfr. Part No. 110 Mouser Part No 530-110	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	19In Stock	HK$516.22 HK$400.89 HK$396.62 HK$395.05 View Quote	Min.: 1 Mult.: 1	100 VA	115 VAC to 230 VAC	Chassis	1.87 in	2.37 in	2.5 in
Autotransformers BRACKET RoHS 1100-0F Bel Signal Transformer 1: HK$1,209.00 6In Stock	Mfr. Part No. 1100-0F Mouser Part No 530-1100-0F	Bel Signal Transformer	Autotransformers BRACKET RoHS Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	6In Stock	HK$1,209.00 HK$1,092.52 HK$1,071.23 View Quote	Min.: 1 Mult.: 1	1 kVA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	114.3 mm	133.4 mm	111.1 mm
Autotransformers Rectifier Power Transformer 175 Bel Signal Transformer 1: HK$1,053.23 8In Stock	Mfr. Part No. 175 Mouser Part No 530-175	Bel Signal Transformer	Autotransformers Rectifier Power Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	8In Stock	HK$1,053.23 HK$1,048.54 HK$1,038.43 HK$1,032.84 View Quote	Min.: 1 Mult.: 1	750 VA	115 VAC to 230 VAC	Chassis	3.25 in	5.87 in	3.87 in
Autotransformers TRANSFORMER STEP DOWN AUTO OF 120-0F Bel Signal Transformer 1: HK$467.96 28In Stock	Mfr. Part No. 120-0F Mouser Part No 530-120-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	28In Stock	HK$467.96 HK$419.55 HK$412.07 HK$405.08 View Quote	Min.: 1 Mult.: 1	200 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	73 mm	85.7 mm	73 mm
Autotransformers TRANSFORMER STEP DOWN AUTO OF 115-0F Bel Signal Transformer 1: HK$472.24 3In Stock	Mfr. Part No. 115-0F Mouser Part No 530-115-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	3In Stock	HK$472.24 HK$380.91 HK$371.63 HK$360.61 View HK$352.39 HK$351.65 Quote	Min.: 1 Mult.: 1	150 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	69.9 mm	85.7 mm	73 mm
Autotransformers Step Down Auto Transformer 115 Bel Signal Transformer 1: HK$561.02 5In Stock 20Expected 26/2/2027	Mfr. Part No. 115 Mouser Part No 530-115	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	5In Stock 20Expected 26/2/2027	HK$561.02 HK$479.88 HK$471.58 HK$465.75 View Quote	Min.: 1 Mult.: 1	150 VA	115 VAC to 230 VAC	Chassis	2.87 in	3.37 in	3.5 in
Autotransformers Step Down Auto Transformer 1150 Bel Signal Transformer 1: HK$2,372.62 3In Stock	Mfr. Part No. 1150 Mouser Part No 530-1150	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	3In Stock	HK$2,372.62 HK$2,157.34 HK$2,139.17	Min.: 1 Mult.: 1	1.5 kVA	115 VAC to 230 VAC	Chassis	4.5 in	6.12 in	5.5 in
Autotransformers LOW PROF INTL TRANS 12-LPI 130-0F Bel Signal Transformer 1: HK$640.58 6In Stock	Mfr. Part No. 130-0F Mouser Part No 530-130-0F	Bel Signal Transformer	Autotransformers LOW PROF INTL TRANS 12-LPI Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	6In Stock	HK$640.58 HK$575.73 HK$551.64 HK$521.97 View HK$507.67 Quote	Min.: 1 Mult.: 1	300 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	82.6 mm	95.3 mm	79.4 mm
Autotransformers TRANSFORMER RECT PWR 16V 175-0F Bel Signal Transformer 1: HK$1,119.65 2In Stock 10Expected 9/10/2026	Mfr. Part No. 175-0F Mouser Part No 530-175-0F	Bel Signal Transformer	Autotransformers TRANSFORMER RECT PWR 16V Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	2In Stock 10Expected 9/10/2026	HK$1,119.65 HK$987.39 HK$966.84 HK$957.71 View HK$957.55 Quote	Min.: 1 Mult.: 1	750 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	3.75 in	5.25 in	3.12 in
Autotransformers TRANSFORMER STEP DOWN AUTO OF 1150-0F Bel Signal Transformer 1: HK$2,005.35 10Expected 5/10/2026	Mfr. Part No. 1150-0F Mouser Part No 530-1150-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	10Expected 5/10/2026	HK$2,005.35 HK$1,694.64 HK$1,658.55	Min.: 1 Mult.: 1	1.5 kVA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	139.7 mm	133.4 mm	111.1 mm
Autotransformers LOW PROF INTL TRANS 6-LPI 125-0F Bel Signal Transformer 1: HK$531.83 20Expected 30/10/2026	Mfr. Part No. 125-0F Mouser Part No 530-125-0F	Bel Signal Transformer	Autotransformers LOW PROF INTL TRANS 6-LPI Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	20Expected 30/10/2026	HK$531.83 HK$442.89 HK$432.04 HK$419.30 View HK$409.68 Quote	Min.: 1 Mult.: 1	250 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	82.6 mm	85.7 mm	73 mm
Autotransformers TRANS CUST ONE-4-ALL MICROPROC 150-0F Bel Signal Transformer 1: HK$700.26 9Expected 30/9/2026	Mfr. Part No. 150-0F Mouser Part No 530-150-0F	Bel Signal Transformer	Autotransformers TRANS CUST ONE-4-ALL MICROPROC Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	9Expected 30/9/2026	HK$700.26 HK$666.97 HK$666.72 HK$660.39 View Quote	Min.: 1 Mult.: 1	500 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	107.9 mm	95.3 mm	79.4 mm
Autotransformers Step Down Auto Transformer 1100 Bel Signal Transformer 5: HK$1,597.97 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 1100 Mouser Part No 530-1100	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$1,597.97 HK$1,585.39 HK$1,573.72 HK$1,559.09 View Quote	Min.: 5 Mult.: 5	1 kVA	115 VAC to 230 VAC	Chassis	4.5 in	5.12 in	5.5 in
Autotransformers Step Down Auto Transformer 112 Bel Signal Transformer 1: HK$650.45 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 112 Mouser Part No 530-112	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$650.45 HK$615.84 HK$614.12 HK$608.20 View Quote	Min.: 1 Mult.: 1	120 VA	115 VAC to 230 VAC	Chassis	2.87 in	2.12 in	3.5 in
Autotransformers TRANSFORMER STEP DOWN AUTO OF 112-0F Bel Signal Transformer 20: HK$448.24 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 112-0F Mouser Part No 530-112-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$448.24 HK$440.51 HK$437.88 View Quote	Min.: 20 Mult.: 5	120 VA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	63.5 mm	85.7 mm	73 mm
Autotransformers Step Down Auto Transformer 120 Bel Signal Transformer 1: HK$659.98 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 120 Mouser Part No 530-120	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$659.98 HK$529.53 HK$513.67 HK$506.76 View Quote	Min.: 1 Mult.: 1	200 VA	115 VAC to 230 VAC	Chassis	2.87 in	3.5 in	3.5 in
Autotransformers Step Down Auto Transformer 1200 Bel Signal Transformer 5: HK$2,385.69 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 1200 Mouser Part No 530-1200	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$2,385.69	Min.: 5 Mult.: 5	2 kVA	115 VAC to 230 VAC	Chassis	4.5 in	7.12 in	5.5 in
Autotransformers TRANSFORMER RECT PWR 12.8V 1200-0F Bel Signal Transformer 5: HK$2,228.44 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 1200-0F Mouser Part No 530-1200-0F	Bel Signal Transformer	Autotransformers TRANSFORMER RECT PWR 12.8V Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$2,228.44	Min.: 5 Mult.: 5	2 kVA	115 VAC to 230 VAC, 115 V to 230 V	Chassis	165.1 mm	133.4 mm	111.1 mm
Autotransformers Step Down Auto Transformer 125 Bel Signal Transformer 1: HK$730.18 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 125 Mouser Part No 530-125	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$730.18 HK$564.14 HK$554.44 HK$547.04 View Quote	Min.: 1 Mult.: 1	250 VA	115 VAC to 230 VAC	Chassis	2.87 in	3.87 in	3.5 in
Autotransformers Step Down Auto Transformer 130 Bel Signal Transformer 1: HK$645.52 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 130 Mouser Part No 530-130	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$645.52 HK$595.21 HK$589.29 HK$579.10 View Quote	Min.: 1 Mult.: 1	300 VA	115 VAC to 230 VAC	Chassis	3.25 in	3.87 in	3.87 in
Autotransformers Step Down Auto Transformer 150 Bel Signal Transformer 1: HK$829.32 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 150 Mouser Part No 530-150	Bel Signal Transformer	Autotransformers Step Down Auto Transformer Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	HK$829.32 HK$778.27 HK$776.63 HK$766.43 View Quote	Min.: 1 Mult.: 1	500 VA	115 VAC to 230 VAC	Chassis	3.25 in	4.87 in	3.87 in

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