Overview
Features
90W PoE++ (IEEE 802.3bt) Support – Power the Most Demanding Industrial Devices with Ease
The IES7521-16PGE4GC-4BT-AC takes Power over Ethernet to the next level with 4 dedicated PoE++ ports delivering up to 90 watts per port , fully compliant with the IEEE 802.3bt (PoE++ / 4PPoE) standard . This ultra-high power output eliminates the need for separate electrical wiring, allowing you to deploy and power the most power-hungry devices directly through a single Ethernet cable.

Massive 500W Total Power Budget – Power All Ports Simultaneously Without Compromise
The IES7521-16PGE4GC-4BT-AC is engineered with a robust 500W total power budget , delivering ample and stable power to all 16 PoE ports simultaneously . This means you can operate 4 PoE++ (90W) devices and 12 PoE+ (30W) devices at full capacity without worrying about power shortages or performance degradation. It’s the ideal power backbone for high-density industrial deployments where every device must stay online 24/7.
Industrial Hardening: -40°F to 167°F (-40°C to 75°C) – Built for the World's Harshest Environments
The IES7521-16PGE4GC-4BT-AC is not just another network switch—it's a ruggedized industrial workhorse , engineered to deliver flawless 24/7 operation in environments where standard commercial switches fail. With a certified extended operating temperature range of -40°C to 75°C ( -40°F to 167°F ), this switch thrives in extreme cold, blistering heat, and everything in between.

8KV ESD Protection – Industrial-Grade Surge Immunity for Uninterrupted Operation
The IES7521-16PGE4GC-4BT-AC is engineered with advanced 8KV electrostatic discharge (ESD) protection on all ports, providing a formidable defense against electrical surges, lightning strikes, and static buildup. This industrial-grade protection ensures your network remains operational in environments where electrical noise and sudden voltage spikes would destroy ordinary switches.
Advanced Layer 2+ Management – Granular Control for Mission-Critical Networks
The IES7521-16PGE4GC-4BT-AC is equipped with a comprehensive Layer 2+ management feature set , delivering enterprise-level traffic control and network optimization without the complexity or cost of full Layer 3 switches. From network segmentation to traffic prioritization, this industrial PoE++ switch puts you in complete command of your infrastructure.
4 x Gigabit RJ45/SFP Combo Uplinks – Flexible Fiber Connectivity for Network Scalability
The IES7521-16PGE4GC-4BT-AC features 4 Gigabit RJ45/SFP combo uplink ports , delivering unparalleled flexibility for network expansion. These dual-personality ports allow you to choose between copper (RJ45) or fiber optic (SFP) connectivity on a per-port basis, enabling seamless integration into diverse network architectures—from all-copper environments to long-distance fiber backbones.

Defense-in-Depth Security – Protect Critical Industrial Assets from Cyber Threats
In today’s interconnected industrial landscape, cybersecurity is not optional—it’s mandatory. The IES7521-16PGE4GC-4BT-AC incorporates a multi-layered security architecture designed to protect your OT (Operational Technology) infrastructure from unauthorized access, cyberattacks, and internal threats . From the factory floor to critical infrastructure, this switch ensures your data remains confidential and your operations stay resilient.
Connectivity Solutions
16 port Gigabit Managed Industrial PoE++ switch with 4 Gigabit RJ45/SFP Uplink Connectivity Solution

16 port Gigabit Managed Industrial PoE++ switch with 4 Gigabit RJ45/SFP Uplink Ring Network Connectivity Solution

Specification
Technical Specifications :
IE7521-16PGE4GC-4BT-AC10M/100M/1G RJ45 copper ports :
16Gigabit R4J5 and SFP Combo :
4PoE / PoE+ ports :
12 (Up to 30W per port)PoE / PoE+ / PoE++ / UPoE+ ports :
4 (Up to 90W per port)Console Port (For config ) :
YesReset button :
YesPower over Ethernet :
*PoE Standard :
IEEE 802.3bt Power over Ethernet Plus Plus /PSE;Backward compatible IEEE 802.3at Power over Ethernet Plus/PSE; Backward compatible with IEEE 802.3af Power over EthernetPoE Power Supply Type :
End-span: 1/2/4/5 (+), 3/6/7/8 (-)PoE Power Output :
Per port 52V DC, 300mA. max. 15.4 watts (IEEE 802.3af); Per port 52V DC, 600mA. max. 30 watts (IEEE 802.3at) Per port 52V DC, 1800mA. max. 90 watts (IEEE 802.3at)PoE Power Budget :
470WPerformance Specification :
*Packet buffer memory :
8.2 MbForwarding modes :
Store-and-forwardBandwidth :
256 GbpsPacket forwarding rate :
35.72Mpps (64 byte packet size)MAC address database size :
8K (48-bit MAC ad-dresses)Jumbo frame support :
9KL2 Services - VLANs :
*IEEE 802.1Q VLAN tagging :
YesQinQ VLAN tagging :
YesIP-based VLANs :
YesMAC-based VLANs :
YesProtocol-based VLAN :
YesVoice VLAN :
YesVLAN mapping :
YesL2 Services - Availability :
*Storm control :
Yes (Broadcast, multicast, unknown unicast)IEEE 802.3ad - LAGs (LACP) :
YesIEEE 802.3x :
YesRing (ERPS,complies with G.8032) :
Yes, Recovery time < 50msIEEE 802.1D Spanning Tree Protocol :
YesIEEE 802.1w Rapid Spanning Tree Protocol :
YesIEEE 802.1s Multiple Spanning Tree Protocol :
YesLayer 2 DHCP Relay :
YesL2 Services - Multicast Filtering :
YesIGMP snooping (v1, v2 and v3) :
YesMLD snooping support (v1 and v2) :
YesIGMP snooping querier (v2) :
YesMLD snooping querier (v1) :
YesMulticast VLAN Registration (MVR) :
YesL3 Services - Routing :
*IPv4 static routing :
100IPv6 static routing :
100Link Aggregation :
*Manual LAG :
Yes# of LAGs / # of members in each LAG :
8 LAGs with max 8 members in each LAGNetwork Monitoring and Discovery Services :
*802.1ab LLDP :
YesSNMP :
v1, v2c, v3RMON group 1,2,3,9 :
YesNetwork Security :
YesIEEE 802.1x :
YesRADIUS accounting :
YesAccess Control Lists (ACLs) :
YesIP-based ACLs (IPv4 and IPv6) :
L2 / L3 / L4MAC-based ACLs :
YesTCP/UDP-based ACLs :
YesControl MAC # static entries :
48Port-based security by locked MAC addresses :
YesDynamic ARP inspection :
YesDoS protection :
YesDoS attacks prevention :
YesNetwork storm protection, DoS :
YesQuality of Service (QoS) :
*Port-based rate limiting :
Yes ingress and egressPort-based QoS :
YesSupport for IPv6 fields :
YesDiffServ QoS :
Yes ingressIEEE 802.1p COS :
YesDestination MAC and IP :
YesIPv4 and v6 DSCP :
YesTCP/UDP-based :
YesWeighted Round Robin (WRR) :
YesStrict priority queue technology :
YesIEEE Network Protocols :
*Protocols :
• IEEE 802.3 Ethernet • IEEE 802.3u 100BASE-T • IEEE 802.3ab 1000BASE-T • IEEE 802.3af PoE • IEEE 802.3at PoE+ • IEEE 802.3az Energy Efficient Ethernet (EEE) • IEEE 802.3ad Trunking (LACP) • IEEE 802.3z Gigabit Ethernet 1000BASE-SX/LXProtocols 2 :
• IEEE 802.3x Full-Duplex Flow Control • IEEE 802.1Q VLAN Tagging • IEEE 802.1AB LLDP with ANSI/TIA-1057 (LLDP-MED) • IEEE 802.1p Class of Service • IEEE 802.1D Spanning Tree (STP) • IEEE 802.1s Multiple Spanning Tree (MSTP) • IEEE 802.1w Rapid Spanning TManagement, Monitoring & Troubleshooting :
*Password management :
YesAccess control via RADIUS and TACACS+ :
YesIPv6 management :
YesSNMP v1/v2c/v3 :
YesPort mirroring :
Yes ingress and egressMany-to-one port mirroring :
6Cable test utility :
YesTLS/HTTPS Web-based access (version) :
Yes (v1.2)File transfers (uploads, downloads) :
TFTP / HTTPHTTP upload/download (firmware) :
YesSyslog (RFC 3164) :
YesLEDs :
YesPer port :
Speed, Link, Activity; PoE in different modePer device :
PowerPhysical Specifications :
*Dimensions (Width * Depth * Height) :
440 x 290 x 48 mm (17.32 x 11.42 x 1.89 in)Weight :
5.5 kg (12.12 lb)Shell protection :
P40 high-strength aluminum casePower Requirements :
AC 100~260V 50/60Hz, redundant power with reverse polarity protectionPower Consumption :
500W (when all ports used, line-rate traffic and max PoE)Max power :
22W (worst case, all ports used, full PoE, line-rate traffic) (Watts)Iddle power consumption :
12W (all ports link-down standby) (Watts)Energy Efficient Ethernet (EEE) :
Yes (deactivated by default)Fan :
FanlessEnvironmental Specifications :
*Operating Temperature :
-40° to 85°C (-40° to 185°F)Operating Humidity :
95% maximum relative humidity (RH), non-condensingOperating Altitude :
10,000 ft (3,000 m) maximumStorage Temperature :
-40° to 85°C (-40° to 185°F)Storage Humidity (relative) :
95% maximum relative humidity, non-condensingStorage Altitude :
10,000 ft (3,000 m) maximumExecutive Standard & Protection :
*Lightning Protection :
*IEC61000-4-3 (RS) :
10V/m (80~1000MHz)FCC Part 15/CISPR22 (EN55022) :
Class BIEC61000-6-2 :
Common Industrial StandardIEC61000-4-9 (Pulsed magnet field) :
1000A/mIEC61000-4-10 (Damped oscillation) :
30A/m, 1MHzIEC61000-4-12/18 (Shockwave) :
CM 2.5kV, DM 1kVIEC61000-4-4(EFT) :
Power cable:±4kV, Data cable: ±2kVIEC61000-4-16(Common-mode transmission) :
30V, 300V, 1sIEC61000-4-2 (ESD) :
±8kV contact discharge, ±15kV air dischargeIEC61000-4-6 (Radio frequency transmission) :
10V(150kHz~80MHz)IEC61000-4-8 :
100A/m, 1000A/m, 1s-3sIEC61000-4-5 (Surge): Power cable :
CM±4kV/ DM±2kV, Data cable: ±4kVMechanical Properties :
*IEC60068-2-6 :
Anti VibrationIEC60068-2-32 :
Free FallIEC60068-2-27 :
Anti ShockElectromagnetic Emissions and Immunity :
*Certifications :
CE mark, commercial; FCC Part 15 Class A, VCCI Class A; Class A EN 55022 (CISPR 22) Class A; Class A C-Tick; EN 55024; CCC; 47 CFR FCC Part 15, SubpartB, Class A ICES-003: 2016 Issue 6, Class A; ANSI C63.4:2014; IEC 60950-1:2005 (ed.2)+A1:2009+A2:2013Safety :
*Safety Certifications :
CB mark, commercial; CSA certified (CSA 22.2 #950); UL listed (UL 1950)/cUL IEC 950/EN 60950; EN 60950-1: 2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 IEC 60950-1:2005 ;(ed.2)+A1:2009+A2:2013; AN/NZS 60950.1:2015; CCC (China Compulsory Certificate)Warranty and Support :
*Hardware Limited Warranty :
Limited Lifetime*Technical Support via Phone and Email* :
Limited Lifetime*24x7 Online Chat Technical Support :
Limited Lifetime*Package Contents :
*All models :
Smart Industrial Switch ; Brackets and screws for DIN-Rail mounting, which are already installed in the switch; Rubber protection caps, which are already installed in the SFP sockets Installation guideBusiness Type :
IndustrialBandridth :
1GMore Filters :
L2+ Managed
Questions & Answers
Q1: What is the power delivery capability of the PoE ports on this 16-port industrial PoE++ switch?
A1: 4 x 90W PoE++ Ports + 12 x 30W PoE+ Ports with 500W Total Budget: The IES7521-16PGE4GC-4BT-AC features a hybrid PoE port configuration designed to power everything from standard IP cameras to the most demanding industrial equipment
Q2: What uplink options are available on this 16-port industrial PoE++ switch for connecting to core networks?
A2: 4 x Gigabit RJ45/SFP Combo Uplinks – Copper or Fiber, Enable you to flexibly connect to the core network using copper Ethernet or fiber optic cables, based on each port. This dual personality design ensures that your switch can adapt to any network topology, whether you are building a local server room or connecting remote facilities several kilometers away.
Q3: Can this 16-port industrial PoE++ switch handle extreme industrial environments like factories, outdoors, or oil & gas facilities?
A3: Yes, the IES7521-16PGE4GC-4BT-AC is designed for the harshest industrial environments and can operate within a temperature range of -40 ° C to 75 ° C. It also features 8KV surge protection, far exceeding the capabilities of commercial grade switches.
Q4: What advanced management features does this 16-port industrial PoE++ switch support for traffic control and network optimization?
A4: The IES7521-16PGE4GC-4BT-AC is equipped with a comprehensive Layer 2+ management feature set , delivering enterprise-level control over your industrial network traffic. These features enable network administrators to optimize bandwidth, enhance security, and ensure reliable performance for mission-critical applications.
Q5: What are the common applications and use cases for this 16-port industrial PoE++ switch?
A5: IES7521-16PGE4GC-4BT-AC is a multifunctional industrial network solution deployed in various demanding applications. Its unique combination of high-power PoE++transmission, robust environmental resistance, and advanced layer 2+management.
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