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SYT111B002BA2A1D 90° side insertion 1*1 Tab Down 10/100M LED G/Y Shield Tabs DIP RJ45
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Network Connector (RJ45/RJ11)

SYT111B002BA2A1D RJ45 MagJack

Single-port right-angle shielded RJ45 jack (8P8C modular jack): tab down, green / yellow LEDs, through-hole (DIP), shield tabs, integrated Ethernet magnetics (MagJack). Rated −40 to +85 °C.

Orientation
90° (right angle)
Ports
1 × 1
Tab
Down
LED
Green / Yellow
Integrated magnetics
Yes
Operating temperature
−40 to +85 °C
SYT111B002BA2A1D Network Connector (RJ45/RJ11) product image 1

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01Specifications

SYT111B002BA2A1D specifications

Key attributes

ParameterValue
Orientation 90° (right angle)
Ports 1 × 1
Positions / contacts 8P8C
Tab Down
LED Green / YellowGreen (left) 568 nm, yellow (right) 585 nm; 20 mA, VF: green 1.85–2.45 V, yellow 1.7–2.2 V
Integrated magnetics Yes
Data rate 10/100BASE-TX
PoE Not PoE rated
Mounting DIP
Shield tabs Yes
EMI gasket No
Operating temperature −40 to +85 °C

Electrical

ParameterValueTest condition / Note
Turns ratio 1CT:1CT TX and RX, ±2%
OCL 350 µH min 100 kHz, 100 mV, 8 mA DC bias
Insertion loss −1.0 dB max 1–100 MHz
Return loss −20 dB min 1–10 MHz; −16 dB at 10–30 MHz, −12 dB at 30–60 MHz, −10 dB at 60–80 MHz (all min)
Crosstalk −40 dB min 1–30 MHz; −35 dB at 30–60 MHz, −30 dB at 60–100 MHz (all min)
Common-mode rejection −30 dB min 1–100 MHz
Isolation voltage 1500 VAC / 2250 VDC 6 s, 1 mA, primary to secondary

Mechanical

ParameterValue
Durability 750 cycles min
Mating force 23 N max
Storage temperature −40 to +85 °C
Soldering Wave solder, peak 260 ± 5 °C5 s max at peak

Materials and compliance

ParameterValue
Housing PBT, UL94V-0, black
Terminal holder PBT, UL94V-0, black
Contacts Phosphor bronze (C5210), T=0.35 mm6 µin gold on contact area
Shield Brass (C2680), T=0.20 mmNickel-plated, all areas
Compliance REACH, RoHS compliantThird-party test reports

Values from the SYT111B002BA2A1D datasheet (rev. A0) and the published parameters. The datasheet prevails.

SYT111B002BA2A1DNeed samples, or a value that is not in this table? Ask our FAE team. Get a Quote or Samples + Add to Inquiry

VOOHU SYT111B002BA2A1D is a functional alternative to HanRun HR911105A — verify with samples in your design. See the evaluation reports below for the differences.

BrandPart No.CompatibilityKey differencesEvidence
BrandHanRun Part No.HR911105A CompatibilityFunctional alternative · verify with samples Key differences— EvidenceEvaluation report

Based on VOOHU replacement evaluations. Check both datasheets and validate with samples before switching.

03Applications

Where SYT111B002BA2A1D is used

  • Switches and routers
  • Industrial controllers
  • IP cameras and NVRs
  • Embedded boards

Typical application

Ethernet PHYSYT111B002BA2A1DRJ45 jackTD+1 TX+TD−2 TX−RD+3 RX+RD−6 RX−ESD / TVS (optional)TX · 1CT:1CTRX · 1CT:1CTCTCTPHY-side CT: bias per PHY typeR1 75 ΩR2 75 ΩC1 1000 pF / 2 kVBob Smith terminationShield to chassis

The jack integrates the Ethernet magnetics: the PHY connects to it directly, and the transformer and common-mode termination sit inside the jack.

Check the datasheet for the centre-tap wiring your PHY needs and match the LED pins to the PHY's LED outputs.

Typical application for reference. Follow the PHY vendor's reference design.

Design notes

  1. 01Check tab orientation and LED positions against the enclosure opening.Tab Up / Tab Down and LED placement are the most common selection errors for RJ45 jacks.Check my layout
  2. 02Bond the shield to chassis ground according to your grounding scheme.A floating or poorly bonded shield can make radiated emissions worse.EMC troubleshooting
  3. 03For PoE or isolation, the magnetics decide — not the jack.A jack without magnetics provides neither PoE nor isolation by itself; choose a PoE-rated LAN transformer or a jack with integrated PoE magnetics.See LAN transformers

Reference designs by application:Industrial ControlSecurity MonitoringData Communication

SYT111B002BA2A1DNot sure it fits your PHY and layout? An engineer can check your design. Get a Quote or Samples + Add to Inquiry
  • SYT111B002BA2A1D Datasheet (PDF)2025-02-06 · This part Download
  • 3D model (STEP)2025-02-06 · This part Download
  • PCB Layout / Package2025-02-06 · This part Download
  • RJ45 Connector Reliability TestLatest · Product family View
  • RJ45 EU RoHS ReportLatest · Product family View
  • REACH SVHC test reportLatest · Communication electronic components View
SYT111B002BA2A1DNeed another file format, or samples to test? Ask our FAE team. Get a Quote or Samples + Add to Inquiry

05Quality

Quality and compliance

DocumentNo.Issued / tested byDateApplies toActions
Certificate Certificate · Company ISO 9001:2015No. 19826Q02503R101 Quality management systemBeijing Xinjiyuan Certification Co., Ltd.Valid 2026-10-17 to 2029-10-16
19826Q02503R101 Beijing Xinjiyuan Certification Co., Ltd. Valid2026-10-17 to 2029-10-16 Company View PDF Verify Scope: R&D and sales of precision electronic connectors
Certificate Certificate · Company ISO 14001:2015No. 19826E01323R101 Environmental management systemBeijing Xinjiyuan Certification Co., Ltd.Valid 2026-10-17 to 2029-10-16
19826E01323R101 Beijing Xinjiyuan Certification Co., Ltd. Valid2026-10-17 to 2029-10-16 Company View PDF Verify Scope: R&D and sales of precision electronic connectors
Test report Test report · RJ45 connectors EU RoHSNo. WTH26H08256842R1C 2011/65/EU and (EU) 2015/863, 10 substancesWaltek Testing Group HCT (Shenzhen) Co., Ltd.Issued 2026-09-24
WTH26H08256842R1C Waltek Testing Group HCT (Shenzhen) Co., Ltd. Issued2026-09-24 RJ45 connectors View PDF
Test report Test report · Communication electronic components REACH SVHCNo. WTH26H06167853C 253 substancesWaltek Testing Group HCT (Shenzhen) Co., Ltd.Issued 2026-07-01
WTH26H06167853C Waltek Testing Group HCT (Shenzhen) Co., Ltd. Issued2026-07-01 Communication electronic components View PDF
Test report Test report · Product family Reliability test report
— — — Product family View PDF

ISO certificates cover VOOHU's management systems. RoHS and REACH test reports cover tested samples of each product family.

06Ordering

Ordering and delivery

06.1

Samples

Samples are available for evaluation, and selected parts are free of charge. Our FAE team will be glad to confirm the options for your project.

Get a Quote or Samples

07Compare

Same-series Comparison

Red marks values that differ from this part; data from the published parameters of each part.

Parameter SYT111B002BA2A1DThis part SYT111B002DB2A1D SYT111B002GWA7S
Orientation 90° (right angle) 90° (right angle) 90° (right angle)
Ports 1 × 1 1 × 1 1 × 1
Tab Down Down Down
Integrated magnetics Yes Yes Yes
Data rate 10/100BASE-TX 10/100BASE-TX 10/100BASE-TX
PoE Not PoE rated Not PoE rated Not PoE rated
LED Green / Yellow Green / Yellow No
Mounting DIP DIP SMT
Shield tabs Yes Yes Yes
EMI gasket No Yes No
Operating temperature −40 to +85 °C −40 to +85 °C −40 to +85 °C
SYT111B002BA2A1DNot sure which part in the series fits? Ask our FAE team which one to sample. Get a Quote or Samples + Add to Inquiry

08FAQ

SYT111B002BA2A1D FAQ

Does SYT111B002BA2A1D have integrated magnetics?

Yes. SYT111B002BA2A1D integrates the Ethernet magnetics.

Check the datasheet for the rated data rate and whether the magnetics are PoE-rated before using it in a PoE design.

What does Tab Down mean for SYT111B002BA2A1D?

Tab Down describes where the latch sits relative to the PCB.

With Tab Up the latch faces away from the board; with Tab Down it faces the board. Choose the orientation that matches your enclosure opening and LED placement, and check the mirrored pinout before swapping one for the other.

How do I get samples of SYT111B002BA2A1D?

Samples are available for evaluation, and selected parts are free of charge. Our FAE team will be glad to confirm the options for your project.

Use the form below; the part number is filled in automatically.

09Support

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  • Founded in 2018
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