733 is a high quality battery from Numax. The cold cranking current of the battery is 530 A. The dimensions of the product are 422 x 176 x 243 mm. You should use the dimensions of your old battery as a guide for your selection. Durable Gel technology for your vehicle The 733 has a capacity of 218 Ah. The higher the value, the more electrical charge can be stored in the battery. Gel batteries like the 733 are suitable for marine and leisure equipment with high energy requirements. They have a long cyclic life and are maintenance-free. The technology of this battery covers the energy needs of leisure applications with vibration resistance. You should consider this when buying Before you buy, check that the circuit and polarity of your new battery are identical to the values of the old model. The circuit shows whether the positive pole is on the right or left of the battery. To determine this, position the battery so that the poles are facing you. With the 733, the circuit is 0, so the positive pole is on the right.