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UNISON
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UNISON
Unison 803 ZDA 48 25 01, SSR Dc to Ac, 25amp
Regular price
₹460
Regular price
₹680
Sale price
₹460
Incl. all taxes • Shipping calculated at checkout.
Minimum order is ₹1,001. Buy 3 of this item, or add other items to reach it.
Price excl. GST
₹389.83
GST @ 18% included in above product price
Authorized Dealer
GST Invoice
PAN India Delivery
Fast Dispatch
🚚 Delivery in 2-3 days (Delhi NCR, UP & Haryana), 5-6 days elsewhere
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Description
803 ZDA 48 25 01, a solid state relay (SSR) from Unison, verified against the manufacturer’s own datasheet. 4-32VDC / 4-16mA control input, 24 to 480V AC (47-63Hz) output.
Control input
4-32VDC / 4-16mA
Output rating
24 to 480V AC (47-63Hz)
Load current
18A @40°C with a V-87 heat sink
PIV
800Vpk
Technical specifications
| Make | Unison |
| Model | 803 ZDA 48 25 01 |
| Control input | 4-32VDC / 4-16mA |
| Output rating | 24 to 480V AC (47-63Hz) |
| Load current | 18A @40°C with a V-87 heat sink |
| PIV | 800Vpk |
| Body / I-O isolation | 4kV / 6kV for 1 min |
Note on load current: the amp number in a Unison model code is a switching/reference current class, not automatically the safe continuous load current. The figure above is what Unison’s own datasheet states for the heat sink shown — check the full datasheet for your exact operating conditions before sizing a load.
Frequently asked questions about the Unison 803 ZDA 48 25 01
What is the load current rating of the 803 ZDA 48 25 01?
18A @40°C with a V-87 heat sink, per Unison’s own datasheet.
What is the control input for the 803 ZDA 48 25 01?
4-32VDC / 4-16mA.
What output can the 803 ZDA 48 25 01 switch?
24 to 480V AC (47-63Hz).
Where can I download the 803 ZDA 48 25 01 datasheet?
You can download it from the datasheet section on this page: 803 ZDA 48 25 01 datasheet.
Is the 803 ZDA 48 25 01 genuine, and do you provide a GST invoice?
Yes. Voltkart is an authorised dealer of Unison, so you receive genuine Unison products, and every order comes with a GST invoice.
Can I order the 803 ZDA 48 25 01 in bulk for OEM or wholesale use?
Yes, please send your quantity through our wholesale enquiry page or message us on WhatsApp 8800754881, and our team will help with a quote.
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