Name: 4SDM12 4SDM11 4' Copper Core Motor Mass Flow Borehole Submersible Pump
Rating: 5 (99 reviews)

Description :

Our professional-grade deep well pump is designed to deliver exceptional performance and reliability . Crafted with precision and expertise, this deep well pump is engineered to withstand the most demanding conditions. .Invest in the reliability and efficiency of our deep well pump, and experience the peace of mind that comes with owning a top-of-the-line product. Order yours today and enjoy the benefits of a professional-grade pump that is built to last.

Applications :

Provides water supply from wells or reservoirs for various use cases.

Caters to domestic, civil, and industrial applications with stable performance.

Supports garden maintenance and agricultural irrigation operations efficiently.

Key Features :

1、This high-quality pump is equipped with a 4sdm12/4sdm11 Copper Core Motor, ensuring efficient and consistent mass flow for all your water pumping needs
2、Our deep well pump is proudly Made in China, where it has undergone rigorous quality control measures to meet the highest industry standards. With its superior craftsmanship and cutting-edge technology, you can trust that this pump will deliver exceptional results every time.
3、Whether you need to extract water from a deep well, borehole, or underground reservoir, our deep well pump is designed to provide optimal performance. Its powerful motor ensures high pumping capacity, allowing you to efficiently meet your water supply requirements.
4、Its robust construction guarantees durability and longevity, making it an ideal choice for both residential and commercial applications

Operating Conditions:

Maximum fluid temperature up to +35℃
Maximum sand content : 0.25%
Minimum well diameter : 4"

Motor and Pump:

Reversible electric motor

Single-phase: 220V-240V /50Hz or Three-phase: 380-415V/50Hz power supply

Equipped with a starting control box or digital automatic control box for precision operation

Pumps are designed with casing stress considerations to ensure optimal performance

Compliant with NEMA dimensional standards for industry standards compliance

Curve tolerances adhere to ISO 9906 guidelines for precise measurement and control.

Options on request:

Special mechanical seal
Single phase motor with built-in capacitor

Warranty : 2 years

(according to our general sales conditions)

CE Certificate :

Components :

Components	Material
Pump external casing	Stainless Steel
Delivery casing	①Cast-Cu ASTM C85500②AISI 304 SS
Suction lantern	①Cast-Cu ASTM C85500②AISI 304 SS
Diffuser	Plastic.PC
Impeller	1.Plastic.POM 2.Plastic.PPO
Shaft	AISI 304 SS
Shaft coupling	AISI 304 SS
Wear ring	AISI 304 SS
Motor external casing	Stainless Steel
Oil chamber	①Cast-Cu ASTM C85500 ②AISI 420 SS
Oil chamber	③Cast-iron ASTM NO.30
Bottom support	AISI 304 SS
Mechanical seal	Special seal for deep well(Graphite-Ceramic/TC)
Shaft	AISI 304 SS-ASTM 5140
Seal lubricant oil	Oil for food machinery and pharmaceutic use.

Performance Curves :

Performance Data ( 50Hz ) :

Model		Power		Delivery n≈2850 r/min
1~220-240V	3~380-415V	KW	HP	Q(m³/h)	0		1.8	3.6	5.4	7.2	9.0	10.8	12.6	14.4	16.2
1~220-240V	3~380-415V	KW	HP	Q(l/min)	0		30	60	90	120	150	180	210	240	270
4S□M12/4	4S□12/4	0.75	1	H(m)	27	26		25	23	21	19	17	15	12	7
4S□M12/5	-	0.92	1.25		34	33		31	28	27	24	22	19	15	9
4S□M12/6	4S□12/6	1.1	1.5		41	39		37	34	32	29	26	23	18	11
4S□M12/7	-	1.3	1.75		47	46		43	39	37	34	31	26	21	12
4S□M12/8	4S□12/8	1.5	2		54	52		49	45	43	39	35	30	24	14
4S□M12/10	-	1.8	2.5		68	65		61	56	53	49	44	38	30	18
4S□M12/12	4S□12/12	2.2	3		81	78		74	68	64	58	52	45	36	21
4S□M12/14	4S□12/14	2.6	3.5		95	91		86	79	75	68	61	53	42	25
4S□M12/16	4S□12/16	3	4		108	104		98	90	85	78	70	60	48	28
-	4S□12/20	4	5.5		135	130		123	113	106	97	87	75	60	35
-	4S□12/25	5.5	7.5		169	163		153	141	133	122	109	94	75	44
-	4S□12/30	7.5	10		203	195		184	169	160	146	131	113	90	53

4S□ in the above table can be replaced by any of 4SD,4SE,4SB,4SA

Performance Data ( 60Hz ) :

Model		Power		Delivery n≈3450 r/min
1~110-220V	3~220-380V	KW	HP	Q(m³/h)	0	1.8	3.6	5.4	7.2	9.0	10.8	12.6	14.4	16.2
1~110-220V	3~220-380V	KW	HP	Q(l/min)	0	30	60	90	120	150	180	210	240	270
4□□M11/3	4□□11/3	0.92	1.25	H(m)	29	28	26	25	24	23	20	17	12	6
4□□M11/4	4□□11/4	1.1	1.5		38	38	35	33	32	31	27	22	16	8
4□□M11/5	4□□11/5	1.5	2		48	47	44	41	40	38	34	28	20	10
4□□M11/6	4□□11/6	1.8	2.5		57	56	53	50	48	46	41	34	24	12
4□□M11/7	4□□11/7	2.2	3		67	66	62	58	56	53	48	39	28	14
4□□M11/8	4□□11/8	2.2	3		76	75	71	66	64	61	55	45	32	16
-	4□□11/9	2.6	3.5		86	85	79	74	72	69	61	50	36	18
-	4□□11/10	3	4		95	94	88	83	80	76	68	56	40	20
-	4□□11/11	3.7	5		105	104	97	91	88	84	75	61	44	22
-	4□□11/13	4	5.5		124	122	115	108	104	99	89	73	53	26
-	4□□11/15	5	7		143	141	132	124	120	115	102	84	61	30
-	4□□11/17	5.5	7.5		162	160	150	141	136	130	116	95	69	34
	4□□11/20	7	10		190	188	176	165	160	153	136	112	81	40
	4□□11/22	7.5	10		209	207	194	182	176	168	150	123	89	44