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33 Series

120 VAC Secondary Transformers

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The 33 Series of industrial-grade control transformers with 120 VAC secondary voltage is ideal for use in building automation and temperature control systems.


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Features
  • 24 or 120 VAC secondary voltage
  • Single hub or foot mounting
  • Fully enclosed
  • Compact size
  • Low cost
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Specifications

Primary Voltage:120 VAC, 208 VAC, 480/240 VAC, 277 VAC

Secondary Voltage:24 VAC, 120 VAC

Frequency:50/60 Hz

VA Rating:50 VA, 100 VA

Insulation Class:221℉ (105℃)

Wire Length:8.0" (20.32 cm), labeled

Temperature Rise:131℉ (55℃)

Conduit Connection:1/2" (1.27 cm) male threads

Mounting:Hub or foot, NEMA 1

Dimensions:50 VA models: 3.19"H x 3.0"W x 2.5"D (8.10 x 7.62 x 6.35 cm), 100 VA models: 3.63"H x 3.38"W 2.81"D (9.22 x 8.59 x 7.14 cm)

Weight:2.7 lb (1.2 kg), 4.0 lb (1.8 kg)

Approvals:UL 506, UL5085-1 & 2 listed, File #E3210 CSA certified, File #LR560

Warranty:10 years

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Products

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QtyModelDescriptionIn StockList PriceInternet Price
33-050-17 CONTROL XFMR,208V:120V,50VA In Stock102.6182.09
33-050-18 CONTROL TRANSFORMER 208:24 INFO104.6283.70
33-050-82 CONTROL XFMR,277V:120V,50VA In Stock106.6385.30
33-050-HLK CONTROL XFORMER 240X480:24 INFO104.6283.70
33-050-K CONTROL XFMR, 120:24V, 50VA INFO97.1277.70
33-050-PM CONTROL XFMR,480/240V:120V50VA In Stock110.5588.44
33-100-17 CONTROL XFMR,208V:120V,100VA INFO121.8697.49
33-100-26 CONTROL TRANSFORMER 277:24 INFO126.42101.14
33-100-82 CONTROL XFMR,277V:120V,100VA INFO122.5198.01
33-100-K 100VA 120:24 CONTROL TRANSFORM INFO121.8697.49
33-100-PM CONTROL XFR,480/240V:120V100VA In Stock132.78106.22
35-M020 250VA TRANSFORMER 120:240 INFO221.70177.36
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Catalog Page
DONGAN ELECTRIC MFG CO33 Series
Overall rating 
3.5 / 5
3.5 / 5
Open Ratings Snapshot
Rating breakdown 2 reviews
5 Stars
0
4 Stars
1
3 Stars
1
2 Stars
0
1 Star
0
Ease of Installation 
2.5 / 5
2.5 / 5
Quality / Performance 
4.5 / 5
4.5 / 5
Value 
3.5 / 5
3.5 / 5
2 out of 2(100%)customers recommend this product.
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2
2 The 33 Series of industrial-grade control transformers with 120 VAC secondary voltage is ideal for use in building automation and temperature control systems.
Overall rating 
3.5 / 5
3.5 / 5
Open Ratings Snapshot
Rating breakdown 2 reviews
5 Stars
0
4 Stars
1
3 Stars
1
2 Stars
0
1 Star
0
Ease of Installation 
2.5 / 5
2.5 / 5
Quality / Performance 
4.5 / 5
4.5 / 5
Value 
3.5 / 5
3.5 / 5
2 out of 2(100%)customers recommend this product.
Share this product
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Product reviews
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Ratings summary
Overall rating 
3.5 / 5
3.5 / 5
Open Ratings Snapshot
Rating breakdown 2 reviews
5 Stars
0
4 Stars
1
3 Stars
1
2 Stars
0
1 Star
0
Ease of Installation 
2.5 / 5
2.5 / 5
Quality / Performance 
4.5 / 5
4.5 / 5
Value 
3.5 / 5
3.5 / 5
2 out of 2(100%)customers recommend this product.
Share this product
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Product ReviewsWrite a review
Overall rating 
3 / 5
3 / 5
Overall good product but installation mounting needs to be done with bit tip phillip head screws not hex head screws
PostedAugust 23, 2011
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Metro
 
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from Memphis,Tn.
Years of Experience:11+
Job Function:Project Management
Ease of Installation 
1 / 5
1 / 5
Quality / Performance 
4 / 5
4 / 5
Value 
4 / 5
4 / 5
The mounting holes on the top are hard to get to with a Nut Driver. They need to be spaced out a little more.
Pros: Good value
Cons: mounting
Yes, I recommend this product.
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Overall rating 
4 / 5
4 / 5
This product is ok, good quality
PostedJuly 8, 2011
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ramses
 
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from panama
Years of Experience:11+
Job Function:Project Management
Ease of Installation 
4 / 5
4 / 5
Quality / Performance 
5 / 5
5 / 5
Value 
3 / 5
3 / 5
The delivery time was very good, it help me finish the job on time
Yes, I recommend this product.
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