GE IS420ESWAH1A I/ONet switch

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Frequently-Asked Question

Official Answer

1

What exactly is IS420ESWAH1A?

It is an industrial-grade IONet switch with 8× electrical ports and 1× multi-mode optical port designed by GE for Mark VIe/Mark VIeS gas turbine/steam turbine control systems, used to build a redundant real-time Ethernet backbone.

2

Exact port configuration?

8×10/100BASE-TX RJ45 (auto-negotiation full/half duplex) + 1×100BASE-FX SC multimode fibre, 2 km uplink distance.

3

Network protocols supported?

IEEE 802.3/802.3u/802.3x, HP-MDIX, broadcast-storm suppression, 4 K MAC table.

4

How is it powered?

Dual redundant 24 VDC inputs, 18-32 VDC wide range, internal diode ORing, hot-swappable, <5 W consumption.

5

How harsh an environment?

Operating -30…+65 °C, storage -40…+85 °C; 5-95 % RH non-condensing, ATEX Zone 2 & marine approvals.

6

Mounting method?

Standard DIN-rail (clips 259B2451BVP1/2 needed) or panel; size 125×50×115 mm.

7

LED indicators?

Bi-colour per port (Link/Activity/Speed/Duplex); PWR LED green = power OK.

8

Difference vs. IS420ESWAH2A?

H1A = 1 fibre port, H2A = 2 fibre ports; otherwise identical, can be mixed in ring.

9

Redundant ring possible?

Yes, Mark VIe controller embeds ring redundancy, <50 ms switch-over, zero packet loss.

10

Typical topology?

Controller←→ESWAH←→I/O-Pack×N, star or ring, max 64 nodes per segment.

11

Packing details?

Original factory box + anti-static bag + foam cushion, outer carton with RoHS/CE label and serial number.

12

Warranty period?

WARRANTY: 12 months .

13

Payment methods?

PAYMENT: T/T .

14

Quotation validity?

PRICE CONFIRMATION: Spot quote valid 1 week .

15

Long-term supply?

LONG-TERM SUPPLY; CUSTOMER SERVICE 7×24 h—call/WhatsApp +86-18106909650 (May), WeChat dcsfcs, e-mail ab@mooreplc.com, reply within 1 h!