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Siemens

Siemens TMBM TCM53013-1 Both-Way Trunk Module PCB SATURN IIE 4980042017

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SKU:
41593
MPN:
TMBM
Condition:
Used
Availability:
Usually ships within 1–2 business days.
Weight:
3.00 LBS
Shipping:
Calculated at Checkout
  • Siemens TMBM TCM53013-1 Both-Way Trunk Module PCB – top component side showing four trunk circuit sections with transformers and ICs
  • Siemens TMBM TCM53013-1 PCB – solder side view showing trace layout and edge connector
  • Siemens TMBM label closeup showing part number 4980042017-3819 and revision Rev6B-FS1 with TMBM designation tag
  • Siemens TMBM front edge panel showing four red LED indicators labeled TC0, TC2, TC4, TC6 and TMBM label
  • Siemens TMBM PCB closeup showing GI Clare Mercury Wetted Relay HGRM 51111 N00 components and discrete components
  • Siemens TMBM TCM53013-1 PCB – angled top view showing IC array, trunk circuit sections, and gold edge connector
$35.00
Was: $70.00
Current Stock: 4

Sold Out

Description

Siemens TMBM TCM53013-1 Both-Way Trunk Module PCB SATURN IIE 4980042017

Both-way trunk module PCB for the Siemens SATURN IIE PBX system. This card manages four trunk circuits (TC0, TC2, TC4, TC6) and handles incoming and outgoing calls on CO, FX, and WATS lines using two-wire analog or PCM signaling.

Specifications & What's Included

  • Model: TCM53013-1 (MPN 4980042017, Revision Rev6B-FS1)
  • Trunk Type: CO Loop-Start, Ground-Start
  • Trunk Circuits: 4 (TC0, TC2, TC4, TC6)
  • Signal Type: Two-Wire Analog / PCM
  • Relay Type: GI Clare Mercury Wetted Relay HGRM 51111 N00
  • Manufactured in Germany
  • Board only

Applications

Trunk modules like this connected PBX systems to external telephone networks. The SATURN IIE was a mid-range business telephone switch used from the 1980s onward. This card supported both central office and foreign exchange connections, as well as WATS (Wide Area Telephone Service) lines common in business telecommunications. It operated as part of the larger switching fabric within the PBX cabinet.

Condition: Used
This Siemens TMBM Both-Way Trunk Module PCB (TCM53013-1 / 4980042017) has been inspected and is in good used condition. It was pulled from a working SATURN IIE system where it was actively in use and functional. The board is clean overall with no visible damage, broken traces, or burned components. The four trunk circuit LED indicators (TC0, TC2, TC4, TC6) and relay assemblies appear intact. Normal light handling marks are present on the board edges. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
Siemens
Model:
TCM53013-1
MPN:
4980042017
Secondary Model:
TMBM
Type:
Both-Way Trunk Module PCB
SKU:
41593
Condition:
Used – Pulled from Working Environment
Compatible With:
Siemens SATURN IIE PBX System
Form Factor:
Card / PCB Module
Trunk Type:
CO Loop-Start, Ground-Start
Number of Trunk Circuits:
4 (TC0, TC2, TC4, TC6)
Signal Type:
Two-Wire Analog / PCM
Applications:
CO, Foreign Exchange (FX), WATS
Revision:
Rev6B-FS1
Relay Type:
GI Clare Mercury Wetted Relay HGRM 51111 N00
Country/Region of Manufacture:
Germany
Seller Notes:
Board only. Pulled from a working SATURN IIE system.
Condition Notes:
Siemens TMBM TCM53013-1 Both-Way Trunk Module PCB. Inspected and in good used condition. Pulled from a working SATURN IIE system where it was in active use and functional. No visible damage.
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