Dwyer AC Power Transformer, Series APT
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Series APT AC Power Transformer

Brand: Dwyer Instruments, LLC
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The Series APT AC Power Transformers provide isolated step-down to 24 Vac with models offering VA ratings of 20, 40, 50, 75, 96, or 150 VA's. 

These cost efficient transformers are offered in single or dual 1/2" NPT threaded hub mounts with 8-1/2" 18 AWG wire leads, to meet the installation requirements of a variety of building automation and control panel applications in HVac. All models are UL Class 2 listed.
Features
  • Single or dual 1/2" NPT
  • Universal supply voltage input
  • With or without integral circuit breaker

Displaying prices & availability for Ohio, United States in CAD. Change location.

Models matching criteria: 75
APT-75-1S
  • Rating - 75 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$284.00 CAD
$10.00 Shipping
APT-100-1S
  • Rating - 100 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$1,236.00 CAD
$10.00 Shipping
APT-20-1N
  • Rating - 20 VA
  • Input - 120 Vac
  • Short Circuit Protection Image - Inherent
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$2,083.00 CAD
$10.00 Shipping
APT-50-2SN
  • Rating - 50 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Internal Fuse
100+ In Stock
$222.00 CAD
$10.00 Shipping
APT-40-3
  • Rating - 40 VA
  • Input - 120/208/240/277 Vac
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$882.00 CAD
$10.00 Shipping
APT-100-5D
  • Rating - 100 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$399.00 CAD
$10.00 Shipping
APT-75-5DB
  • Rating - 75 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$212.00 CAD
$10.00 Shipping
APT-50-5D
  • Rating - 50 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$1,652.00 CAD
$10.00 Shipping
APT-40-2DN
  • Rating - 40 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$1,036.00 CAD
$10.00 Shipping
APT-100-5DB
  • Rating - 100 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$190.00 CAD
$10.00 Shipping
APT-75-1SB
  • Rating - 75 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$1,836.00 CAD
$10.00 Shipping
APT-150-1DB
  • Rating - 150 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
100+ In Stock
$2,548.00 CAD
$10.00 Shipping
APT-40-1S
  • Rating - 40 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$457.00 CAD
$10.00 Shipping
APT-50-5SN
  • Rating - 50 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,092.00 CAD
$10.00 Shipping
APT-50-2SB
  • Rating - 50 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,408.00 CAD
$10.00 Shipping
APT-100-5SB
  • Rating - 100 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$2,069.00 CAD
$10.00 Shipping
APT-150-1B
  • Rating - 150 VA
  • Input - 120 Vac
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$2,417.00 CAD
$10.00 Shipping
APT-75-1DB
  • Rating - 75 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,970.00 CAD
$10.00 Shipping
APT-50-5DN
  • Rating - 50 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,250.00 CAD
$10.00 Shipping
APT-100-2D
  • Rating - 100 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,622.00 CAD
$10.00 Shipping
APT-50-1DN
  • Rating - 50 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,949.00 CAD
$10.00 Shipping
APT-40-0S
  • Rating - 40 VA
  • Input - 24 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$933.00 CAD
$10.00 Shipping
APT-20-0SN
DWYER AC Power Transformer, 24 VAC Input, 24 VAC Isolated Output, 20 VA, Single Hub show more
  • Rating - 20 VA
  • Input - 24 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Inherent
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,671.00 CAD
$10.00 Shipping
APT-20-0S
  • Rating - 20 VA
  • Input - 24 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$664.00 CAD
$10.00 Shipping
APT-20-1SN
DWYER AC Power Transformer, 120 VAC Input, 24 VAC Isolated Output, 20 VA, Single Hub show more
  • Rating - 20 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Inherent
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$838.00 CAD
$10.00 Shipping
APT-100-2SB
  • Rating - 100 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$805.00 CAD
$10.00 Shipping
APT-75-1D
  • Rating - 75 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,228.00 CAD
$10.00 Shipping
APT-40-1DN
  • Rating - 40 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$2,025.00 CAD
$10.00 Shipping
APT-50-1SB
  • Rating - 50 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$57.00 CAD
$10.00 Shipping
APT-75-2DB
  • Rating - 75 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$344.00 CAD
$10.00 Shipping
APT-75-5D
  • Rating - 75 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Dual Hub
50+ In Stock
$725.00 CAD
$10.00 Shipping
APT-100-1D
  • Rating - 100 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$2,163.00 CAD
$10.00 Shipping
APT-50-1D
  • Rating - 50 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,683.00 CAD
$10.00 Shipping
APT-50-2DN
  • Rating - 50 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$2,329.00 CAD
$10.00 Shipping
APT-40-0
  • Rating - 40 VA
  • Input - 24 Vac
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$597.00 CAD
$10.00 Shipping
APT-50-1S
  • Rating - 50 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,622.00 CAD
$10.00 Shipping
APT-50-2DB
  • Rating - 50 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Dual Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$2,095.00 CAD
$10.00 Shipping
APT-40-2S
  • Rating - 40 VA
  • Input - 240 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$237.00 CAD
$10.00 Shipping
APT-50-5SB
  • Rating - 50 VA
  • Input - 120/208/240/277/480 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Button Circuit Breaker
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$424.00 CAD
$10.00 Shipping
APT-50-1SN
  • Rating - 50 VA
  • Input - 120 Vac
  • Mounting - Foot Mount w/ Single Hub
  • Short Circuit Protection Image - Internal Fuse
  • Electrical Connection - 8.5"-Wire 18 AWG Leads
50+ In Stock
$1,303.00 CAD
$10.00 Shipping
Show More Models (35)

View Details

Specifications

Brand

Approvals & Certifications

  • CE
  • cUL

Electrical Connectors

  • 18 AWG, 8.5” (210 mm)

Electrical Rating

  • 150 VA
  • 20 VA
  • 40 VA
  • 50 VA
  • 75 VA
  • 96 VA

Frequency

  • 50/60 Hz

Input

  • 24-480 Vac

NPT Connection

  • 1/2” NPT

Output

  • 24 Vac

  • BAS
  • HVAC

Documentation

Approvals

Catalogs

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