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Phoenix Contact · Terminal Block
2903777 is a Phoenix Contact terminal block with Rated current Ie up to 41 A (IEC 60947-7-1); Rated operational voltage 800 V (IEC 60947-7-1); Enclosure rating IP20 (IEC 60529). It is used in control panels, machine builds, spare-part replacements where the installed unit is matched to the original catalog number and a compact, documented part is required.
| Electrical | |
| Rated current Ie | up to 41 A (IEC 60947-7-1) |
|---|---|
| Rated operational voltage | 800 V (IEC 60947-7-1) |
| Tripping characteristic | 8 mm |
| Mechanical | |
| Weight | 71 g |
| Mounting | DIN rail / panel |
| Terminal wire size | 0.14 mm² ... 2.5 mm² |
| Enclosure rating | IP20 (IEC 60529) |
| Environment and compliance | |
| Operating temperature | 0...+55 °C (IEC 60068-2-1) |
| Certifications | CE, UL, cULus |
Values follow the Phoenix Contact Terminal Block specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
| Phoenix Contact Terminal Block variants | |||
| Catalog number | Rated current Ie | Rated operational voltage | Mounting |
|---|---|---|---|
| 2903777 (this page) | up to 41 A (IEC 60947-7-1) | 800 V (IEC 60947-7-1) | DIN rail / panel |
| 2903778 | up to 41 A (IEC 60947-7-1) | 800 V (IEC 60947-7-1) | DIN rail / panel |
| 2903779 | up to 41 A (IEC 60947-7-1) | 800 V (IEC 60947-7-1) | DIN rail / panel |
| 2903780 | up to 41 A (IEC 60947-7-1) | 800 V (IEC 60947-7-1) | DIN rail / panel |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
The 2903777 is the device-level element in a Phoenix Contact terminal block installation. It receives the field signals and control supply listed above — 800 V (IEC 60947-7-1) — and switches or conditions the load within the up to 41 A (IEC 60947-7-1) ratings shown in the Specifications table. Wiring and protective devices are sized to those same numbers, not to a generic assumption.
Typical installations place it in control panels, machine builds, spare-part replacements, where the unit is matched to the original catalog number and the enclosure provides DIN rail / panel support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Phoenix Contact 2903777 — Industrial automation component supplied as a like-for-like replacement, selected by catalog number and published ratings. The figures below are taken from the specification table on this page for catalog number 2903777; verify the catalog number against your bill of materials before requesting a quotation.
Datasheets and compliance documents are available on request; quote the full catalog number when enquiring.
Q.Which value is published under rated current Ie for catalog number 2903777?
For 2903777, rated current Ie is given as up to 41 A (IEC 60947-7-1). Confirm this figure against the unit currently in the panel.
Q.Before ordering 2903777, which mounting entry should be checked?
The mounting entry quoted above is DIN rail / panel. Use the value as the reference when sourcing a current-production equivalent.
Q.Where can I find the rated operational voltage data for 2903777?
It is listed in the specification table for Phoenix Contact 2903777 as 800 V (IEC 60947-7-1). Check the revision of the installed unit if the catalog number has been superseded.
Q.How do I confirm compatibility of 2903777 before ordering?
Match the catalog number 2903777 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.
Q.Can the 2903777 replace the unit currently installed in my panel?
Compare catalog number 2903777 and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.
Standard (US & Canada, tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders under $500.00; free on orders of $500.00 and above.
Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.
Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Shipping charges and available services are displayed at checkout. See the Shipping Policy for details.
Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use.
This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.
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