Transformers
- $100.10SKU: 1830-142
DoorKing 1830-142 Isolation Transformer
- Reduce or Eliminate Noise From Troublesome Phone Lines
- Use with 1834, 1835, 1837
- Installing within TES Housing Recommended
- 3-5 Day Lead Time
$100.10Low Price Guarantee - $100.10SKU: 1830-141
DoorKing 1830-141 Isolation Transformer
- Reduce or Eliminate Noise From Troublesome Phone Lines
- Use with 1812
- Installing within TES Housing Recommended
- 3-5 Day Lead Time
$100.10Low Price Guarantee - $100.10SKU: 1830-140
DoorKing 1830-140 Isolation Transformer
- Reduce or Eliminate Noise From Troublesome Phone Lines
- Use with 1802, 1803, 1808, 1810, 1812 Plus & 1812 Access Plus Systems
- Installing within TES Housing Recommended
- 3-5 Day Lead Time
$100.10Low Price Guarantee - $70.32$70.32Low Price Guarantee
- $82.28SKU: 1812-136
DoorKing 1812-136 24 V, 1000 MA DC Transformer
- DC Power Transformer 24V
- 1000mA maximum output (Replacement for 1812-139)
$82.28Low Price Guarantee - $55.58$55.58Low Price Guarantee
- $52.87SKU: 1812-036
DoorKing 1812-036 Transformer 5VDC 600MA
- Helps to isolate issues with low voltage wire runs
- Prevent noise and hum
$52.87Low Price Guarantee - $103.74SKU: 1812-034
DoorKing 1812-034 Transformer, Regulation 12 VDC .5 Amp
- Regulated 12 VDC .5 amp for the model 1812-140
- It is sold individually
- Transformers are passive components
$103.74Low Price Guarantee - $62.99$62.99Low Price Guarantee
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