1
Main Unit
System Type
Digital Multifunction Imaging System
Functions
Standard: Copy, Print (UFR II), Scan, Send, Store
Optional: Print (PCL, Adobe® PostScript® 3™),
Fax (Up to 4 Lines)
Operation Panel
8.4" SVGA Full-Color TFT Screen
Memory
Standard: 1.25GB RAM
Maximum: 1.75GB RAM
Hard Disk Drive
Standard: 160GB
Maximum: 1TB
Mirroring Hard Disk Drive
Optional (160GB, 1TB), Method: RAID1
Network Interface Connection
Standard: 10/100/1000Base-TX
Optional: Wireless LAN
Other Interface
Standard: USB 2.0 (Host) x 2, USB 2.0 (Device)
Optional: Device Port [USB 2.0 (Host) x 2],
Copy Control Interface
Copy/Print Speed (BW)
Letter: 4251: Up to 51 ppm
4245: Up to 45 ppm
4235: Up to 35 ppm
4225: Up to 25 ppm
Legal: 4251: Up to 25 ppm
4245: Up to 25 ppm
4235: Up to 25 ppm
4225: Up to 13 ppm
11" x 17": 4251: Up to 25 ppm
4245: Up to 22 ppm
4235: Up to 22 ppm
4225: Up to 15 ppm
Paper Sources (20 lb. Bond)
Standard: Dual 550-sheet Paper Cassettes,
80-sheet Stack Bypass
Optional: Dual 550 Sheet Paper Cassettes,
2,700-sheet Paper Deck
Maximum: 4,980 Sheets
Output Paper Capacity (20 lb. Bond)
Standard: 250 Sheets (Inner Tray)
Maximum: 3,100 Sheets (w/Staple Finisher or Booklet Finisher)
Output Paper Sizes
Cassette 1: Legal, Letter, Letter-R, Statement-R, Executive,
Custom Size (5-1/2" x 7-1/8" to 11-3/4" x 15-3/8")
Cassettes
2/3/4:
11" x 17", Legal, Letter, Letter-R, Statement-R,
Executive, Custom Size (5-1/2" x 7-1/8" to
11-3/4" x 17")
Bypass: 11" x 17", Legal, Letter, Letter-R, Statement-R,
Executive, Custom Size (3-7/8" x 5-7/8" to
11-3/4" x 17")
Other
Option:
Envelope Feeder Attachment**
(COM10 No.10, Monarch, DL, ISO-C5)
Acceptable Paper Weights
Cassettes: 16 lb. Bond to 34 lb. Bond (60 to 128g/m
2
)
Bypass: 14 lb. Bond to 80 lb. Cover (52 to 220g/m
2
)
Duplexing
Paper Size: Standard Automatic Trayless Duplexing
(Executive to 11" x 17")
Paper Weights:14 lb. Bond to 28 lb. Bond (52 to 105g/m
2
)
Special Media Support
Tracing, Labels, Transparency, and Envelopes
Warm-up Time
From
Power On:
30 Seconds
From
Sleep Mode:
10 Seconds
Quick Startup
Mode:
7 Seconds***
Power Requirements/Plug
120V AC, 60Hz, 10.4A/NEMA 5-15P
Power Consumption
Maximum: 1,500W
Sleep Mode: 0.9W
Dimensions (H x W x D)
4251/4245: 35-1/2" x 22-1/4" x 27-7/8"
(909mm x 565mm x 708mm)
♦
4235/4225: 30-3/8" x 22-1/4" x 27-5/8"
(771mm x 565mm x 700mm)
Installation Space (W x D)
(when the Multi-Purpose Tray is extended)
4251/4245: 34-1/2" x 27-7/8 (909mm x 708mm)
♦
4235/4225: 34-1/2" x 27-5/8" (876mm x 700mm)
Weight (Includes consumables)
4251/4245: Approx. 172 lb. (77.9kg)
♦
4235/4225: Approx. 154 lb. (70kg)
Toner (Estimated yield @ 6% coverage)
4251/4245: 34,200 Images
4235/4225: 30,200 Images
Booklet Finisher-G1
Staple Finisher-G1
External 2/3-Hole
Puncher-B2
Cassette Feeding
Unit-AF1 Cabinet Type-G Paper Deck Unit-B2
Inner Finisher-D1Inner 2-Way Tray-H1
imageRUNNER ADVANCE 4251 shown*
Inner Finisher-D1 with Inner
2/3-Hole Puncher-A1 and
Inner Finisher Additional
Tray-A1
Platen Cover Type-R*
Utility Tray-A2
Product Specifications
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