Pi Fender – UPi Marine Fender

Introduction to UPi Marine Fender

The Pi/UPi fender (Unit Element Fender) is a heavy-duty rubber fender system designed for ports, harbors, and berthing facilities.
Its simple block structure, high durability, and flexible installation make it suitable for a wide range of vessels, from small boats to large ships.

Key Advantages of UPi Fender

High compression capacity: up to 60% of its original height
Superior energy absorption: 12.7% higher compared to conventional rubber fenders
Reduced reaction force → minimizes damage to both vessels and port structures
Long service life: 5–15 years depending on environmental conditions
Reliable warranty: 3–5 years
Flexible installation: can be combined with different panel systems and accessories

Technical Characteristics of UPi Fender

UPi marine fenders are manufactured from premium-quality rubber, providing excellent resistance to seawater, weather conditions, and mechanical impacts.
They are an ideal choice for seaports, industrial piers, and yacht berths.

Dimensions & Detailed Specifications

(The technical table remains exactly as in your original content)

👉 [UPi Fender Technical Specification Table]

Dimensions of marine fender	H [mm]	h [mm]	W [mm]	w [mm]	wl [mm]	F [mm]	T [mm]	G [mm]	g [mm]	J [mm]	I [mm]	i [mm]	k [mm]
UPi – 400	400	60	1030	330	400	280	60	530	420	50	240	155	50
UPi – 600	600	80	1400	400	500	370	65	760	600	100	330	200	65
UPi – 800	800	100	1700	500	600	460	70	920	700	100	410	270	70
UPi – 1000	1000	120	2000	600	700	550	75	1060	800	100	480	330	75
UPi – 1150	1150	140	2150	690	730	580	75	1130	815	100	515	360	75
UPi – 1250	1250	150	2300	700	800	650	75	1220	900	100	560	400	75
UPi – 1400	1400	175	2600	800	900	730	85	1360	1000	100	630	460	85
UPi – 1700	1700	210	3100	1000	1050	860	95	1650	1200	150	750	550	95
UPi – 2500	2000	250	3600	1200	1200	1000	100	1920	1400	200	860	660	100
UPi – 2000	2500	300	4250	1450	1400	1200	100	2240	1600	200	1020	810	100

Dimensions of marine fender	H [mm]	L [mm]	P1 [mmm]	P2 [mm]	P3 [mm]	P4 [mm]	Fixing Bolt Size]	Bulong neo [Q’ty x Size]	Khối lượng [kg]
UPi – 400	400	1000	150	700	500	–	M24	6 x M24	180
UPi – 400	400	1500	150	1200	400	700	M24	8 x M24	270
UPi – 400	400	2000	150	2x 850	400	1200	M24	10 x M24	380
UPi – 400	400	2500	150	2 x 1100	600	1300	M24	10 x M24	470
UPi – 400	400	3000	150	2x 1350	400	2 x 1100	M24	12 x M24	560
UP: – 600	600	1000	150	700	500	–	M24	6 x M36	180
UPi – 600	600	1500	150	1200	750		M24	8x M36	270
UPi – 600	600	2000	250	2 x 850	400	1200	M24	10x M36	380
UPi – 600	600	2500	150	2 x 1100	600	1300	M24	10x M36	470
UPi – 600	600	3000	150	2 x 1350	400	2 x 1100	M24	12x M36	560
UPi – 800	800	1000	150	700	500	–	M24	6 x M36	755
UPi – 800	800	1500	150	1200	400	700	M24	8x M36	1220
UPi – 800	800	2000	150	1500	400	1200	M24	10x M36	1640
UPi – 800	800	2500	150	2 x 1100	600	1300	M24	10x M36	2060
UPi – 800	800	3000	150	2 x 1350	400	2 x 1100	M24	12x M36	2480
UPi – 1000	1000	1000	150	700	500	–	M30	6 x M42	1180
UPi – 1000	1000	1500	150	1200	400	700	M30	8x M42	1640
UPi – 1000	1000	2000	150	1500	600	1200	M30	10x M42	2360
UPi – 1000	1000	2500	150	2×1100		1300	M30	10x M42	2960
UPi – 1000	1000	3000	150	2 x 1350	400	2 x 1100	M30	12x M42	3540
UPi – 1150	1150	1000	150	700	500	–	M30	6 x M42	1480
UPi – 1150	1150	1500	150	1200	400	700	M30	8x M42	2060
UPi – 1150	1150	2000	150	1500	400	1200	M30	10x M42	2960
UPi – 1150	1150	2500	150	2 x 1100	600	1300	M30	10x M42	3700
UPi – 1150	1150	3000	150	2 x 1350	400	2 x 1100	M30	12x M42	4440
UPi – 1250	1250	1000	150	700	500	–	M30	6 x M42	1585
UPi – 1250	1250	1500	150	1200	400	700	M30	8x M42	2390
UPi – 1250	1250	2000	150	1500	400	1200	M30	10x M42	3380
UPi – 1250	1250	2500	150	2×1100	400	2×850	M30	12x M42	4240
UP: – 1250	1250	3000	150	2x 1350	400	2 x 1100	M30	14x M42	4440
UPi – 1400	1400	1000	150	700	500	–	M36	6 x M42	1885
UPi – 1400	1400	1500	150	1200	400	700	M36	8x M42	3100
UPi – 1400	1400	2000	150	1500	400	1200	M36	10x M42	4120
UPi – 1400	1400	2500	150	2×1100	400	2×850	M36	12x M42	5160
UPi – 1400	1400	3000	150	2 x 1350	400	2 x 1100	M36	14x M42	6180
UPi – 1700	1700	1000	150	700	500	–	M36	6 x M48	2690
UPi – 1700	1700	1500	200	1200	400	700	M36	8x M48	4125
UPi – 1700	1700	2000	200	1500	400	1200	M36	10x M48	5700
UPi – 1700	1700	2500	200	2 x 1100	400	2×850	M36	12x M48	7160
UPi – 1700	1700	3000	225	2x 1350	400	2 x 1100	M36	14x M48	8600
UPi – 2000	2000	1000	150	700	500	–	M42	6 x M48	3560
UPi – 2000	2000	1500	200	1200	400	700	M42	8 x M48	5520
UPi – 2000	2000	2000	200	1500	400	1200	M42	10 x M48	7480
UPi – 2000	2000	2500	200	2 x 1100	400	2×850	M42	12 x M48	9440
UPi – 2000	2000	3000	225	2 x 1350	375	3×750	M42	14x M48	11400
UPi – 2500	2500	1000	150	700	500	–	M48	6 x M64	5500
UPi – 2500	2500	1500	200	1200	400	700	M48	8x M64	8300
UPi – 2500	2500	2000	200	1500	400	1200	M48	10x M64	11100
UPi – 2500	2500	2500	200	2 x 1100	400	2×850	M48	12x M64	13900
UPi – 2500	2500	3000	225	2×1350	400	2 x 1100	M48	14x M64	16680

PPi fender rubber compound grade

Rubber compound grade		CLS-X	CL – S		CL – 0		CL – 1		CL – 2		CL – 3		CL – 4
Biến dạng			60%	62.5%	60%	62.5%	60%	62.5%	60%	62.5%	60%	62.5%
400	E	Get in touch with us for further details	59,0	62,3	53,3	56,4	45,9	48,5	38,0	40,0	30,5	32,5	Get in touch with us for further details
400	R		315	340	285	310	246	266	205	220	164	175
600	E		134	141	121	127	104	110	85,9	90,0	68,8	73,0
600	R		473	513	430	464	368	397	307	330	246	266
800	E		235	250	215	225	184	194	154	161	123	129
800	R		632	685	572	618	491	530	409	442	325	353
1000	E		368	390	333	353	286	303	239	252	191	202
1000	R		792	855	715	772	613	662	512	552	409	441
1150	E		488	515	441	465	378	400	315	333	253	268
1150	R		908	983	822	888	705	761	588	634	470	508
1250	E		575	608	522	550	448	471	372	392	299	313
1250	R		989	1068	892	965	766	827	638	688	512	553
1400	E		723	767	655	692	562	590	468	495	375	396
1400	R		1106	1197	1001	1080	856	920	715	772	572	618
1700	E		1067	1127	965	1018	828	870	690	729	552	585
1700	R		1343	1451	1213	1312	1042	1120	868	935	695	755
2000	E		1479	1560	1336	1410	1145	1209	955	1008	766	808
2000	R		1580	1706	1425	1542	1223	1322	1019	1100	810	888
2500	E		2308	2436	2086	2204	1789	1888	1491	1572	1190	1260
2500	R		1977	2136	1784	1928	1531	1653	1258	1372	1020	1100

Applications

Seaports and river ports
Industrial piers and offshore platforms
Yacht harbors and passenger terminals
Cargo berthing facilities and warehouses with waterway transport

Accessories

Along with UPi fenders, we also supply a full range of marine fender accessories including anchor bolts, steel panels, backing plates, washers, and more, ensuring safe and durable installation.
👉 See more: Marine Fender Accessories

Contact for Quotation & Consultation

Nguyen Tai Co., Ltd – Manufacturer and distributor of marine fenders and mooring bollards.

For inquiries or a detailed quotation of UPi fenders, Pi fenders please contact us:

📞 Hotline: +84 972 491 224

📞 Phone: +84 97 421 5855

📧 Email: nguyentairubber@gmail.com – kd.nguyentai@gmail.com

🏢 Address: 310C Nguyen Thi Lang, Cu Chi, Ho Chi Minh City.

UPI Type Fender