SIEMENS 6EP1334-3BA10 SITOP Power Supply 24V 5A | Replacement, Equivalent & Selection Guide
The SIEMENS 6EP1334-3BA10 is a SITOP series regulated DC power supply delivering 24 V DC / 5 A output, designed for demanding industrial automation environments. This page provides full technical specifications, compatible replacement models, application guidance, and a structured selection guide to help engineers and procurement teams make the right sourcing decision.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 6EP1334-3BA10 |
| Series | SITOP PSU100S |
| Input Voltage | 120 / 230 V AC (wide-range), 50/60 Hz |
| Output Voltage | 24 V DC (adjustable 22.8–26.4 V) |
| Output Current | 5 A |
| Output Power | 120 W |
| Efficiency | ≥ 89% |
| Ripple & Noise | < 150 mV pp |
| Protection | Overload, short-circuit, overvoltage |
| Mounting | DIN rail (35 mm) |
| Dimensions (W×H×D) | 55 × 125 × 125 mm |
| Weight | 840 g |
| Operating Temperature | -25 °C to +70 °C |
| Degree of Protection | IP20 |
| Certifications | CE, UL, cUL, GL, ATEX Zone 2 |
| MTBF | > 500,000 h |
Compatible Replacement & Equivalent Models
The following models are commonly evaluated as direct or functional replacements for the 6EP1334-3BA10. Always verify electrical parameters and form factor before substitution.
| Model | Brand | Output | Compatibility Notes |
|---|---|---|---|
| 6EP1334-3BA10 | SIEMENS | 24 V / 5 A | Original — reference model |
| 6EP1334-2BA20 | SIEMENS | 24 V / 5 A | Successor model (SITOP PSU200M); same output, updated design |
| 6EP1333-3BA10 | SIEMENS | 24 V / 3 A | Lower current; suitable for lighter loads |
| 6EP1336-3BA10 | SIEMENS | 24 V / 10 A | Higher current; use when load exceeds 5 A |
| QUINT-PS/1AC/24DC/5 | Phoenix Contact | 24 V / 5 A | Functional equivalent; DIN rail; SFB technology |
| CP E 24V/5.0A | ABB | 24 V / 5 A | Functional equivalent; compact form factor |
| SDN 5-24-100P | Sola/Hevi-Duty | 24 V / 5 A | Budget alternative; verify DIN rail fit |
Note: Third-party replacements may require wiring or mounting adjustments. Consult your system integrator before substitution.
Why Choose the Original Model
- Proven SITOP reliability — MTBF > 500,000 hours, validated for 24/7 industrial operation
- Seamless SIMATIC integration — native compatibility with S7-300, S7-400, S7-1200, and S7-1500 PLCs
- Wide-range AC input — accepts 120/230 V AC without manual switching, ideal for global deployments
- Certified for hazardous areas — ATEX Zone 2 approval for use in potentially explosive atmospheres
- Compact DIN rail footprint — 55 mm width minimizes cabinet space consumption
- Full SIEMENS warranty & lifecycle support — spare parts and firmware updates available through official channels
Typical Applications
- PLC and DCS control panel power supply (SIMATIC S7 series)
- HMI and operator panel power rail
- Distributed I/O module power supply (ET 200 series)
- Industrial sensor and actuator networks (24 V DC bus)
- Machine tool and packaging line control cabinets
- Building automation and HVAC control systems
- Railway and transportation signaling panels
System Compatibility
- SIMATIC S7-300 / S7-400 — direct power supply for CPU and I/O racks
- SIMATIC S7-1200 / S7-1500 — compatible via 24 V DC power rail
- ET 200SP / ET 200M — distributed I/O power supply
- SINAMICS drives — 24 V control voltage supply
- SINUMERIK CNC — auxiliary 24 V supply for control electronics
- Third-party PLCs — any system requiring regulated 24 V DC / ≤ 5 A
Selection Guide
Use the following criteria to confirm the 6EP1334-3BA10 is the right choice, or to identify the correct alternative:
| Requirement | Recommended Model |
|---|---|
| Load ≤ 3 A, cost-sensitive | 6EP1333-3BA10 |
| Load = 5 A, standard application | 6EP1334-3BA10 ← This product |
| Load 5–10 A, expansion planned | 6EP1336-3BA10 |
| Load > 10 A, centralized supply | 6EP1437-3BA10 (20 A) or 6EP1438-3BA10 (40 A) |
| Redundant power required | 6EP1334-3BA10 + 6EP1961-2BA21 (redundancy module) |
| DIN rail space < 45 mm | Consider SITOP PSU200M compact series |
| Non-SIEMENS ecosystem | Phoenix Contact QUINT-PS/1AC/24DC/5 |
Quality Assurance & Sourcing
- Authentic stock — all units sourced from authorized SIEMENS distributors or verified industrial surplus channels
- Pre-shipment inspection — each unit tested for output voltage, current regulation, and protection function
- Traceability — batch records and certificates of conformity available on request
- Packaging — original or equivalent ESD-safe packaging; humidity indicator included for long-haul shipments
- Warranty — 12-month warranty against manufacturing defects from date of shipment
How to Order
- Confirm your required quantity and delivery timeline
- Add to cart or contact us directly for bulk pricing (> 5 units)
- Provide your project PO number or company name for invoice issuance
- Select shipping method — DHL Express, FedEx, or sea freight for large orders
- Receive tracking number within 1 business day of payment confirmation
For urgent requirements or OEM/EPC procurement, email support@konmask.com or call +0086 19859288691.
Replacement & Compatibility FAQ
Q: Is the 6EP1334-2BA20 a direct drop-in replacement for the 6EP1334-3BA10?
A: Yes, the 6EP1334-2BA20 (SITOP PSU200M) is the designated successor with identical 24 V / 5 A output and the same DIN rail footprint. It is the recommended upgrade path.
Q: Can I use a Phoenix Contact QUINT 24V/5A instead?
A: Electrically yes — output voltage and current are equivalent. However, connector positions and DIN rail width may differ slightly. Verify cabinet layout before substitution.
Q: What happens if my load occasionally exceeds 5 A?
A: The 6EP1334-3BA10 provides short-term overload capability (typically 150% for ≤ 5 s). For sustained loads above 5 A, select the 6EP1336-3BA10 (10 A) to avoid thermal derating.
Q: Is this unit suitable for ATEX Zone 1 environments?
A: No. The 6EP1334-3BA10 is certified for ATEX Zone 2 only. For Zone 1 applications, consult SIEMENS for intrinsically safe power supply options.
Q: Do you supply original SIEMENS units or compatible alternatives?
A: We stock original SIEMENS units as the primary offering. Compatible alternatives can be sourced on request — please specify your preference when ordering.
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